Only try to find the entry if its a string (an id) ...

jasonvarga · jasonvarga · commit af11d49942c6 · 2020-03-03T13:55:29.000-05:00
It's possible the value is already an Entry, or a Page, or null. #1465 - Doesn't fix it, but this error was making this issue happen quite frequently.
diff --git a/src/Fieldtypes/Entries.php b/src/Fieldtypes/Entries.php
@@ -172,9 +172,11 @@ protected function toItemArray($id)
 
     protected function augmentValue($value)
     {
-        if ($entry = Entry::find($value)) {
-            return $entry;
+        if (is_string($value)) {
+            $value = Entry::find($value);
         }
+
+        return $value;
     }
 
     protected function shallowAugmentValue($value)

Original file line number	Diff line number	Diff line change
`@@ -172,9 +172,11 @@ protected function toItemArray($id)`
`172`	`172`
`173`	`173`	`protected function augmentValue($value)`
`174`	`174`	`{`
`175`		`- if ($entry = Entry::find($value)) {`
`176`		`- return $entry;`
	`175`	`+ if (is_string($value)) {`
	`176`	`+ $value = Entry::find($value);`
`177`	`177`	`}`
	`178`	`+`
	`179`	`+ return $value;`
`178`	`180`	`}`
`179`	`181`
`180`	`182`	`protected function shallowAugmentValue($value)`