diff --git a/models/classes/class.QtiTestService.php b/models/classes/class.QtiTestService.php
index a7841f830..e24ad3d4d 100644
--- a/models/classes/class.QtiTestService.php
+++ b/models/classes/class.QtiTestService.php
@@ -801,11 +801,15 @@ protected function importTest(
                             // 4. Import metadata for the resource (use same mechanics as item resources).
                             // Metadata will be set as property values.
                             $this->getMetadataImporter()->inject($qtiTestResource->getIdentifier(), $testResource);
-                            $this->getServiceManager()->getContainer()->get(MappedMetadataInjector::class)->inject(
-                                $mappedProperties['testProperties'] ?? [],
-                                $metadataValues[$qtiTestResourceIdentifier],
-                                $testResource
-                            );
+                            //todo: fix taoSetup to be aware of containers. This is only workaround.
+                            if ($this->getServiceManager()->getContainer()->has(MappedMetadataInjector::class)) {
+                                $this->getServiceManager()->getContainer()->get(MappedMetadataInjector::class)->inject(
+                                    $mappedProperties['testProperties'] ?? [],
+                                    $metadataValues[$qtiTestResourceIdentifier],
+                                    $testResource
+                                );
+                            }
+
 
                             // 5. if $targetClass does not contain any instances
                             // (because everything resolved by class lookups),
diff --git a/models/classes/import/class.TestImportForm.php b/models/classes/import/class.TestImportForm.php
index a35e355bc..04e3b88ce 100755
--- a/models/classes/import/class.TestImportForm.php
+++ b/models/classes/import/class.TestImportForm.php
@@ -125,8 +125,8 @@ private function addMetadataImportElement()
     {
         if (!$this->isMetadataDisabled()) {
             $metadataImport = tao_helpers_form_FormFactory::getElement(self::METADATA_FORM_ELEMENT_NAME, 'Checkbox');
-            $metadataImport->setOptions([self::METADATA_FORM_ELEMENT_NAME => __('Import metadata or fail')]);
-            $metadataImport->setDescription(__('Metadata import'));
+            $metadataImport->setOptions([self::METADATA_FORM_ELEMENT_NAME => __('QTI metadata as properties')]);
+            $metadataImport->setDescription(__('Import'));
             $metadataImport->setLevel(1);
             $this->form->addElement($metadataImport);
             $this->form->addToGroup('file', self::METADATA_FORM_ELEMENT_NAME);
diff --git a/views/css/test-runner.css b/views/css/test-runner.css
index 14742d835..5f87dfa70 100644
--- a/views/css/test-runner.css
+++ b/views/css/test-runner.css
@@ -1,3 +1,3 @@
-@-o-keyframes loadingbar{0%{left:-10%}50%{left:90%}100%{left:-10%}}@-moz-keyframes loadingbar{0%{left:-10%}50%{left:90%}100%{left:-10%}}@-webkit-keyframes loadingbar{0%{left:-10%}50%{left:90%}100%{left:-10%}}@keyframes loadingbar{0%{left:-10%}50%{left:90%}100%{left:-10%}}.loading-bar{height:6px;position:absolute;width:100%;top:0px;display:none;z-index:10000;cursor:progress}.loading-bar.fixed{position:fixed;width:100%}.loading-bar.fixed:before{top:0 !important}.loading-bar.loading{display:block;overflow:hidden;top:58px}.loading-bar.loading:before{position:absolute;content:"";height:6px;width:20%;display:block;transform:translateZ(0);background:-webkit-linear-gradient(to right, transparent 0%, rgb(195, 90, 19) 20%, rgb(195, 90, 19) 80%, transparent 100%);background:-moz-linear-gradient(to right, transparent 0%, rgb(195, 90, 19) 20%, rgb(195, 90, 19) 80%, transparent 100%);background:-ms-linear-gradient(to right, transparent 0%, rgb(195, 90, 19) 20%, rgb(195, 90, 19) 80%, transparent 100%);background:-o-linear-gradient(to right, transparent 0%, rgb(195, 90, 19) 20%, rgb(195, 90, 19) 80%, transparent 100%);background:linear-gradient(to right, transparent 0%, rgb(195, 90, 19) 20%, rgb(195, 90, 19) 80%, transparent 100%);-webkit-animation:loadingbar 5s linear infinite;-moz-animation:loadingbar 5s linear infinite;-ms-animation:loadingbar 5s linear infinite;-o-animation:loadingbar 5s linear infinite;animation:loadingbar 5s linear infinite}.loading-bar.loading.loadingbar-covered{top:0px;overflow-y:visible}.loading-bar.loading.loadingbar-covered:before{top:86px}.no-version-warning .loading-bar.loadingbar-covered:before{top:58px}.section-container{top:0 !important}.section-container .flex-container-full{-ms-order:0;-webkit-order:0;order:0;flex-item-align:stretch;-ms-flex-item-align:stretch;-webkit-align-self:stretch;align-self:stretch;-ms-flex:0 0 100%;-webkit-flex:0 0 100%;flex:0 0 100%}.section-container .flex-container-half{-ms-order:0;-webkit-order:0;order:0;flex-item-align:stretch;-ms-flex-item-align:stretch;-webkit-align-self:stretch;align-self:stretch;-ms-flex:0 0 50%;-webkit-flex:0 0 50%;flex:0 0 50%}.section-container .flex-container-third{-ms-order:0;-webkit-order:0;order:0;flex-item-align:stretch;-ms-flex-item-align:stretch;-webkit-align-self:stretch;align-self:stretch;-ms-flex:0 0 33.3333333333%;-webkit-flex:0 0 33.3333333333%;flex:0 0 33.3333333333%}.section-container .flex-container-quarter{-ms-order:0;-webkit-order:0;order:0;flex-item-align:stretch;-ms-flex-item-align:stretch;-webkit-align-self:stretch;align-self:stretch;-ms-flex:0 0 25%;-webkit-flex:0 0 25%;flex:0 0 25%}.section-container .flex-container-remaining{-ms-order:0;-webkit-order:0;order:0;flex-item-align:stretch;-ms-flex-item-align:stretch;-webkit-align-self:stretch;align-self:stretch;-ms-flex:1 1 480px;-webkit-flex:1 1 480px;flex:1 1 480px}.section-container .flex-container-main-form{-ms-order:0;-webkit-order:0;order:0;flex-item-align:stretch;-ms-flex-item-align:stretch;-webkit-align-self:stretch;align-self:stretch;-ms-flex:0 0 500px;-webkit-flex:0 0 500px;flex:0 0 500px;margin:0 20px 20px 0;width:100%}.section-container .flex-container-main-form .form-content{max-width:100%}.section-container .flex-container-navi{-ms-order:0;-webkit-order:0;order:0;flex-item-align:stretch;-ms-flex-item-align:stretch;-webkit-align-self:stretch;align-self:stretch;-ms-flex:0 0 380px;-webkit-flex:0 0 380px;flex:0 0 380px}.section-container .section-header{border:none}.section-container .content-panel{width:100%;height:100%;margin:0;padding:0;border:none !important;display:-ms-flex;display:-webkit-flex;display:flex;-ms-flex-direction:row;-webkit-flex-direction:row;flex-direction:row;-ms-flex-wrap:nowrap;-webkit-flex-wrap:nowrap;flex-wrap:nowrap;-webkit-justify-content:flex-start;justify-content:flex-start;-webkit-align-content:flex-start;align-content:flex-start;-webkit-align-items:stretch;align-items:stretch}.section-container .tab-container{border:none;display:none;list-style-type:none;padding:0;margin:0}.section-container .tab-container li{float:left;position:relative;top:0;padding:0;margin:0 1px 0px 0;border-top:1px solid #f3f1ef !important;border-bottom:1px solid #f3f1ef !important;background:#f3f1ef !important}.section-container .tab-container li a{top:0 !important;margin-bottom:0 !important;padding:6px 16px;text-decoration:none;min-height:32px;color:#222;float:left}.section-container .tab-container li.active,.section-container .tab-container li:hover{border-bottom-color:#4a86ad !important;border-top-color:#6e9ebd !important;background:#266d9c !important}.section-container .tab-container li.active a,.section-container .tab-container li:hover a{background:rgba(0,0,0,0) !important;border-color:rgba(0,0,0,0) !important;color:#fff !important;text-shadow:1px 1px 0 rgba(0,0,0,.2)}.section-container .tab-container li.disabled:hover{background:#f3f1ef !important}.section-container .tab-container li.disabled:hover a{cursor:not-allowed !important;color:#222 !important}.section-container .navi-container{display:none;background:#f3f1ef;-ms-order:0;-webkit-order:0;order:0;flex-item-align:stretch;-ms-flex-item-align:stretch;-webkit-align-self:stretch;align-self:stretch;-ms-flex:0 0 380px;-webkit-flex:0 0 380px;flex:0 0 380px;border-right:1px #ddd solid}.section-container .navi-container .block-title{font-size:14px;font-size:1.4rem;padding:2px 8px;margin:0}.section-container .navi-container .tree-action-bar-box{margin:10px 0;opacity:0}.section-container .navi-container .tree-action-bar-box.active{opacity:1;-webkit-opacity:0.25s ease-in-out;-moz-opacity:0.25s ease-in-out;opacity:0.25s ease-in-out}.section-container .content-container{border:none;-ms-order:0;-webkit-order:0;order:0;flex-item-align:stretch;-ms-flex-item-align:stretch;-webkit-align-self:stretch;align-self:stretch;-ms-flex:1 1 auto;-webkit-flex:1 1 auto;flex:1 1 auto;-ms-flex:1 1;-webkit-flex:1 1;flex:1 1;max-width:100%}.section-container .navi-container+.content-container{max-width:calc(100% - 380px)}.section-container .content-block{padding:20px;overflow-y:auto;display:-ms-flex;display:-webkit-flex;display:flex;-ms-flex-direction:row;-webkit-flex-direction:row;flex-direction:row;-ms-flex-wrap:wrap;-webkit-flex-wrap:wrap;flex-wrap:wrap;-webkit-justify-content:flex-start;justify-content:flex-start;-webkit-align-content:flex-start;align-content:flex-start;-webkit-align-items:stretch;align-items:stretch}.section-container .content-block>.grid-container{width:100%}.section-container .content-block .data-container-wrapper{padding:0px 20px 0 0}.section-container .content-block .data-container-wrapper:before,.section-container .content-block .data-container-wrapper:after{content:" ";display:table}.section-container .content-block .data-container-wrapper:after{clear:both}.section-container .content-block .data-container-wrapper>section,.section-container .content-block .data-container-wrapper .data-container{width:260px;margin:0 20px 20px 0;float:left;border:1px solid #ddd;border-radius:2px;-webkit-border-radius:2px}.section-container .content-block .data-container-wrapper>section.double,.section-container .content-block .data-container-wrapper .data-container.double{width:540px}.section-container .content-block .data-container-wrapper>section .emptyContentFooter,.section-container .content-block .data-container-wrapper .data-container .emptyContentFooter{display:none}.section-container .content-block .data-container-wrapper>section .tree,.section-container .content-block .data-container-wrapper .data-container .tree{border:none;max-width:none;max-height:none}.section-container .content-block .data-container-wrapper>section form,.section-container .content-block .data-container-wrapper .data-container form{background:none;border:none;margin:0;padding:0}.section-container .content-block .data-container-wrapper>section>header,.section-container .content-block .data-container-wrapper>section .ui-widget-header,.section-container .content-block .data-container-wrapper .data-container>header,.section-container .content-block .data-container-wrapper .data-container .ui-widget-header{background:#f3f1ef;border-width:0px !important;border-bottom:1px #ddd solid !important}.section-container .content-block .data-container-wrapper>section>header h1,.section-container .content-block .data-container-wrapper>section>header h6,.section-container .content-block .data-container-wrapper>section .ui-widget-header h1,.section-container .content-block .data-container-wrapper>section .ui-widget-header h6,.section-container .content-block .data-container-wrapper .data-container>header h1,.section-container .content-block .data-container-wrapper .data-container>header h6,.section-container .content-block .data-container-wrapper .data-container .ui-widget-header h1,.section-container .content-block .data-container-wrapper .data-container .ui-widget-header h6{padding:4px;margin:0;font-size:14px;font-size:1.4rem}.section-container .content-block .data-container-wrapper>section>div,.section-container .content-block .data-container-wrapper>section .ui-widget-content,.section-container .content-block .data-container-wrapper>section .container-content,.section-container .content-block .data-container-wrapper .data-container>div,.section-container .content-block .data-container-wrapper .data-container .ui-widget-content,.section-container .content-block .data-container-wrapper .data-container .container-content{border-width:0px !important;overflow-y:auto;min-height:250px;padding:5px}.section-container .content-block .data-container-wrapper>section>div .icon-grip,.section-container .content-block .data-container-wrapper>section .ui-widget-content .icon-grip,.section-container .content-block .data-container-wrapper>section .container-content .icon-grip,.section-container .content-block .data-container-wrapper .data-container>div .icon-grip,.section-container .content-block .data-container-wrapper .data-container .ui-widget-content .icon-grip,.section-container .content-block .data-container-wrapper .data-container .container-content .icon-grip{cursor:move}.section-container .content-block .data-container-wrapper>section>footer,.section-container .content-block .data-container-wrapper .data-container>footer{min-height:33px}.section-container .content-block .data-container-wrapper>section>footer,.section-container .content-block .data-container-wrapper>section .data-container-footer,.section-container .content-block .data-container-wrapper .data-container>footer,.section-container .content-block .data-container-wrapper .data-container .data-container-footer{background:#f3f1ef;text-align:right !important;padding:4px;border-width:0px !important;border-top:1px #ddd solid !important}.section-container .content-block .data-container-wrapper>section>footer .square,.section-container .content-block .data-container-wrapper>section .data-container-footer .square,.section-container .content-block .data-container-wrapper .data-container>footer .square,.section-container .content-block .data-container-wrapper .data-container .data-container-footer .square{width:28px}.section-container .content-block .data-container-wrapper>section>footer .square span,.section-container .content-block .data-container-wrapper>section .data-container-footer .square span,.section-container .content-block .data-container-wrapper .data-container>footer .square span,.section-container .content-block .data-container-wrapper .data-container .data-container-footer .square span{padding:0;left:0}.section-container .content-block .data-container-wrapper>section ol,.section-container .content-block .data-container-wrapper .data-container ol{margin:0 0 0 15px;padding:10px}.section-container .content-block #form-container.ui-widget-content{border:none !important}.section-container .content-block form:not(.list-container){border:1px #ddd solid;background:#f3f1ef;padding:30px;border:1px solid #ddd;border-radius:2px;-webkit-border-radius:2px}.section-container .content-block [class^=btn-],.section-container .content-block [class*=" btn-"]{margin:0 2px}.qti-navigator-default{-webkit-user-select:none;-moz-user-select:none;-ms-user-select:none;-o-user-select:none;user-select:none;display:-ms-flex;display:-webkit-flex;display:flex;-ms-flex-direction:row;-webkit-flex-direction:row;flex-direction:row;-ms-flex-wrap:nowrap;-webkit-flex-wrap:nowrap;flex-wrap:nowrap;-webkit-justify-content:flex-start;justify-content:flex-start;-webkit-align-content:flex-start;align-content:flex-start;-webkit-align-items:stretch;align-items:stretch;-webkit-flex-direction:column;-moz-flex-direction:column;-ms-flex-direction:column;-o-flex-direction:column;flex-direction:column;padding:0;cursor:default;min-width:calc(18rem - 8px);height:100%;position:relative}.qti-navigator-default span{display:inline-block}.qti-navigator-default .collapsed .collapsible-panel{display:none !important}.qti-navigator-default .collapsed .qti-navigator-label .icon-up{display:none}.qti-navigator-default .collapsed .qti-navigator-label .icon-down{display:inline-block}.qti-navigator-default .collapsible>.qti-navigator-label,.qti-navigator-default .qti-navigator-item>.qti-navigator-label{cursor:pointer}.qti-navigator-default.scope-test-section .qti-navigator-part>.qti-navigator-label{display:none !important}.qti-navigator-default .qti-navigator-label{display:-ms-flex;display:-webkit-flex;display:flex;-ms-flex-direction:row;-webkit-flex-direction:row;flex-direction:row;-ms-flex-wrap:nowrap;-webkit-flex-wrap:nowrap;flex-wrap:nowrap;-webkit-justify-content:flex-start;justify-content:flex-start;-webkit-align-content:flex-start;align-content:flex-start;-webkit-align-items:stretch;align-items:stretch;min-width:calc(100% - 12px);padding:0 6px;line-height:3rem}.qti-navigator-default .qti-navigator-label .icon-up,.qti-navigator-default .qti-navigator-label .icon-down{line-height:3rem;margin-left:auto}.qti-navigator-default .qti-navigator-label .icon-down{display:none}.qti-navigator-default .qti-navigator-label .qti-navigator-number{display:none}.qti-navigator-default .qti-navigator-icon,.qti-navigator-default .icon{position:relative;top:1px;display:inline-block;line-height:2.8rem;margin-right:.5rem}.qti-navigator-default .unseen .qti-navigator-icon{cursor:default}.qti-navigator-default.prevents-unseen:not(.skipahead-enabled) .unseen .qti-navigator-icon,.qti-navigator-default.prevents-unseen:not(.skipahead-enabled) .unseen .qti-navigator-label{cursor:not-allowed !important}.qti-navigator-default .icon-answered:before{content:""}.qti-navigator-default .icon-viewed:before{content:""}.qti-navigator-default .icon-flagged:before{content:""}.qti-navigator-default .icon-unanswered:before,.qti-navigator-default .icon-unseen:before{content:""}.qti-navigator-default .qti-navigator-counter{text-align:right;margin-left:auto;font-size:12px;font-size:1.2rem}.qti-navigator-default .qti-navigator-actions{text-align:center}.qti-navigator-default .qti-navigator-info.collapsed{height:calc(3rem + 1px)}.qti-navigator-default .qti-navigator-info{height:calc(5*(3rem + 1px));overflow:hidden}.qti-navigator-default .qti-navigator-info>.qti-navigator-label{min-width:calc(100% - 16px);padding:0 8px}.qti-navigator-default .qti-navigator-info ul{padding:0 4px}.qti-navigator-default .qti-navigator-info ul .qti-navigator-label span.qti-navigator-text{padding:0 6px;min-width:10rem}.qti-navigator-default .qti-navigator-info ul .qti-navigator-label span.qti-navigator-icon{min-width:1.5rem}.qti-navigator-default .qti-navigator-info ul .qti-navigator-label span.qti-navigator-counter{min-width:5rem}.qti-navigator-default .qti-navigator-filters{margin-top:1rem;text-align:center;width:15rem;height:calc(3rem + 2*1px)}.qti-navigator-default .qti-navigator-filters ul{display:-ms-flex;display:-webkit-flex;display:flex;-ms-flex-direction:row;-webkit-flex-direction:row;flex-direction:row;-ms-flex-wrap:nowrap;-webkit-flex-wrap:nowrap;flex-wrap:nowrap;-webkit-justify-content:flex-start;justify-content:flex-start;-webkit-align-content:flex-start;align-content:flex-start;-webkit-align-items:stretch;align-items:stretch}.qti-navigator-default .qti-navigator-filters li{display:block}.qti-navigator-default .qti-navigator-filters li .qti-navigator-tab{border:1px solid #ddd;border-radius:2px;-webkit-border-radius:2px;border-left:none;line-height:3rem;min-width:5rem;cursor:pointer;white-space:nowrap}.qti-navigator-default .qti-navigator-tree{-webkit-flex:1;-moz-flex:1;-ms-flex:1;-o-flex:1;flex:1;overflow-y:auto}.qti-navigator-default .qti-navigator-linear,.qti-navigator-default .qti-navigator-linear-part{padding:8px}.qti-navigator-default .qti-navigator-linear .icon,.qti-navigator-default .qti-navigator-linear-part .icon{display:none}.qti-navigator-default .qti-navigator-linear .qti-navigator-label,.qti-navigator-default .qti-navigator-linear-part .qti-navigator-label{font-size:14px;font-size:1.4rem}.qti-navigator-default .qti-navigator-linear .qti-navigator-title,.qti-navigator-default .qti-navigator-linear-part .qti-navigator-title{font-size:14px;font-size:1.4rem;margin:8px 0}.qti-navigator-default .qti-navigator-linear .qti-navigator-message,.qti-navigator-default .qti-navigator-linear-part .qti-navigator-message{font-size:14px;font-size:1.4rem}.qti-navigator-default .qti-navigator-part>.qti-navigator-label{padding:0 8px}.qti-navigator-default .qti-navigator-part:not(:first-child){margin-top:1px}.qti-navigator-default .qti-navigator-section>.qti-navigator-label{padding:0 8px}.qti-navigator-default .qti-navigator-item{margin:1px 0;padding-left:10px}.qti-navigator-default .qti-navigator-item:first-child{margin-top:0}.qti-navigator-default .qti-navigator-item.disabled>.qti-navigator-label{cursor:not-allowed}.qti-navigator-default .qti-navigator-collapsible{cursor:pointer;text-align:center;display:none;position:absolute;top:0;bottom:0;right:0;padding-top:50%}.qti-navigator-default .qti-navigator-collapsible .icon{font-size:20px;font-size:2rem;width:1rem !important;height:2rem !important}.qti-navigator-default .qti-navigator-collapsible .qti-navigator-expand{display:none}.qti-navigator-default.collapsible{padding-right:calc(1rem + 10px) !important}.qti-navigator-default.collapsible .qti-navigator-collapsible{display:block}.qti-navigator-default.collapsed{width:calc(8rem + 1rem + 10px);min-width:8rem}.qti-navigator-default.collapsed ul{padding:0 !important}.qti-navigator-default.collapsed .qti-navigator-text,.qti-navigator-default.collapsed .qti-navigator-info>.qti-navigator-label,.qti-navigator-default.collapsed .qti-navigator-part>.qti-navigator-label,.qti-navigator-default.collapsed .qti-navigator-section>.qti-navigator-label,.qti-navigator-default.collapsed .qti-navigator-message{display:none !important}.qti-navigator-default.collapsed .qti-navigator-label{padding:0 2px !important;width:calc(8rem - 4px);min-width:calc(8rem - 4px)}.qti-navigator-default.collapsed .qti-navigator-icon,.qti-navigator-default.collapsed .icon{width:auto}.qti-navigator-default.collapsed .qti-navigator-counter{margin-left:0;min-width:4rem !important}.qti-navigator-default.collapsed .qti-navigator-collapsible .qti-navigator-collapse{display:none}.qti-navigator-default.collapsed .qti-navigator-collapsible .qti-navigator-expand{display:block}.qti-navigator-default.collapsed .qti-navigator-info{height:calc(4*(3rem + 1px))}.qti-navigator-default.collapsed .qti-navigator-info.collapsed .collapsible-panel{display:block !important}.qti-navigator-default.collapsed .qti-navigator-filters{width:calc(8rem - 16px)}.qti-navigator-default.collapsed .qti-navigator-filter span{display:none}.qti-navigator-default.collapsed .qti-navigator-filter.active span{display:block;border:0 none;width:calc(8rem - 16px)}.qti-navigator-default.collapsed .qti-navigator-item,.qti-navigator-default.collapsed .qti-navigator-linear,.qti-navigator-default.collapsed .qti-navigator-linear-part{padding-left:2px;text-align:center}.qti-navigator-default.collapsed .qti-navigator-item{overflow:hidden}.qti-navigator-default.collapsed .qti-navigator-item .qti-navigator-icon{padding-left:6px;width:2rem}.qti-navigator-default.collapsed .qti-navigator-item .qti-navigator-number{display:inline-block;margin-left:6px;margin-right:8rem}.qti-navigator-default.collapsed .qti-navigator-linear,.qti-navigator-default.collapsed .qti-navigator-linear-part{padding:0 0 8px 0}.qti-navigator-default.collapsed .qti-navigator-linear .icon,.qti-navigator-default.collapsed .qti-navigator-linear-part .icon{display:block}.qti-navigator-default.collapsed .qti-navigator-actions button{padding:0 9px 0 5px}.qti-navigator-default .qti-navigator-info>.qti-navigator-label{background-color:#d4d5d7;color:#222;border-top:1px solid 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