Handle bad acctList settings

plchat.py

@@ -200,9 +200,15 @@ class App(QMainWindow):
         if not acctList:
             self.newAcctDialog()
             return
-        for acct in acctList:
-            CallThread(getAvi, None, acct['instance'])
-            self.initAcct(acct['instance'], acct['username'])
+        for ind in range(0,len(acctList)):
+            CallThread(getAvi, None, acctList[ind]['instance'])
+            try:
+                self.initAcct(acctList[ind]['instance'], acctList[ind]['username'])
+            except:
+                print("account info corrupted, deleting")
+                del acctList[ind]
+        if acctList:
+            self.settings.setValue('acctList', acctList)
 
     def systrayClicked(self, reason):
         if reason == QSystemTrayIcon.Trigger: