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Prevent invoke on null references

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This commit is contained in:
John Lewin 2016-11-09 13:23:03 -08:00
parent 914d6ad868
commit 89f44a8856
1 changed files with 2 additions and 2 deletions
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4
Library/Provider/LibraryProviderSelector.cs
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@ -219,7 +219,6 @@ namespace MatterHackers.MatterControl.PrintLibrary.Provider
public override void ShareItem(int itemIndexToShare)
{
}
public void CloudSyncStatusChanged(object sender, EventArgs eventArgs)
@ -227,7 +226,8 @@ namespace MatterHackers.MatterControl.PrintLibrary.Provider
var e = eventArgs as ApplicationController.CloudSyncEventArgs;
// If signing out, we need to force selection to this provider
if (e != null && !e.IsAuthenticated)
if (e?.IsAuthenticated == false
&& SetCurrentLibraryProvider != null)
{
// Switch to the selector
SetCurrentLibraryProvider(this);