Better error message when failing to install app

Author: datenreisender

Changelog.minor.md

@@ -12,6 +12,9 @@ release the new version.
 ### Changed
 
 -   #914: Show the devices actually supported by the current Quick Start app.
+-   #935: Updated and corrected dialog styles from
+    [shared v146](https://github.com/NordicSemiconductor/pc-nrfconnect-shared/releases/tag/v146).
+-   #935: Better message when installing downloadable apps fails.
 
 ## 4.3.0
 

src/launcher/features/apps/appsEffects.ts

@@ -21,6 +21,7 @@ import {
     isInstalled,
     LaunchableApp,
 } from '../../../ipc/apps';
+import { cleanIpcErrorMessage } from '../../../ipc/error';
 import type { AppThunk } from '../../store';
 import appCompatibilityWarning from '../../util/appCompatibilityWarning';
 import { handleSourcesWithErrors } from '../sources/sourcesEffects';
@@ -149,7 +150,9 @@ const install =
         } catch (error) {
             dispatch(
                 ErrorDialogActions.showDialog(
-                    `Unable to install: ${(error as Error).message}`
+                    `Unable to install downloadable app.`,
+                    undefined,
+                    cleanIpcErrorMessage(describeError(error))
                 )
             );
         }