AppUI: Fix NullReferenceException when InnerException is null (#76)

eforgacs · web-flow · commit 2f7ec374702b · 2026-04-07T14:44:30.000+02:00
diff --git a/AppUI/ViewModels/CatalogViewModel.cs b/AppUI/ViewModels/CatalogViewModel.cs
@@ -553,7 +553,7 @@ internal Task CheckForCatalogUpdatesAsync(bool forceCheck = false)
                                 catch (Exception ex)
                                 {
                                     sub.FailureCount++;
-                                    Sys.Message(new WMessage() { Text = $"{ResourceHelper.Get(StringKey.FailedToLoadSubscription)} {subUrl}: {ex.Message} {ex.InnerException.Message}", LoggedException = ex });
+                                    Sys.Message(new WMessage() { Text = $"{ResourceHelper.Get(StringKey.FailedToLoadSubscription)} {subUrl}: {ex.Message} {ex.InnerException?.Message}", LoggedException = ex });
                                 }
                                 finally
                                 {

Original file line number	Diff line number	Diff line change
`@@ -553,7 +553,7 @@ internal Task CheckForCatalogUpdatesAsync(bool forceCheck = false)`
`553`	`553`	`catch (Exception ex)`
`554`	`554`	`{`
`555`	`555`	`sub.FailureCount++;`
`556`		`- Sys.Message(new WMessage() { Text = $"{ResourceHelper.Get(StringKey.FailedToLoadSubscription)} {subUrl}: {ex.Message} {ex.InnerException.Message}", LoggedException = ex });`
	`556`	`+ Sys.Message(new WMessage() { Text = $"{ResourceHelper.Get(StringKey.FailedToLoadSubscription)} {subUrl}: {ex.Message} {ex.InnerException?.Message}", LoggedException = ex });`
`557`	`557`	`}`
`558`	`558`	`finally`
`559`	`559`	`{`