Trying with the clear command.

renemadsen · renemadsen · commit 519149df8da0 · 2018-03-13T13:47:37.000+01:00
diff --git a/eFormAPI/Installation/CustomActions/CustomAction.cs b/eFormAPI/Installation/CustomActions/CustomAction.cs
@@ -716,7 +716,8 @@ private static void AddImageHandlers(string siteName)
                         }
                         //MessageBox.Show("configurationElementpng is " + obj.ToString());
 
-                        handlersCollection.Remove(toRemoveCe);
+                        handlersCollection.Clear();
+                        //handlersCollection.Remove(toRemoveCe);
                         handlersCollection.Add(configurationElementpng);
                     } catch (Exception ex)
                     {
@@ -735,7 +736,6 @@ private static void AddImageHandlers(string siteName)
                         configurationElementjpg["type"] = @"System.Web.Handlers.TransferRequestHandler";
                         configurationElementjpg["preCondition"] = "integratedMode,runtimeVersionv4.0";
                         configurationElementjpg["responseBufferLimit"] = 0;
-
                         handlersCollection.Add(configurationElementjpg);
                     }
                     catch (Exception ex)

Original file line number	Diff line number	Diff line change
`@@ -716,7 +716,8 @@ private static void AddImageHandlers(string siteName)`
`716`	`716`	`}`
`717`	`717`	`//MessageBox.Show("configurationElementpng is " + obj.ToString());`
`718`	`718`
`719`		`- handlersCollection.Remove(toRemoveCe);`
	`719`	`+ handlersCollection.Clear();`
	`720`	`+ //handlersCollection.Remove(toRemoveCe);`
`720`	`721`	`handlersCollection.Add(configurationElementpng);`
`721`	`722`	`} catch (Exception ex)`
`722`	`723`	`{`
`@@ -735,7 +736,6 @@ private static void AddImageHandlers(string siteName)`
`735`	`736`	`configurationElementjpg["type"] = @"System.Web.Handlers.TransferRequestHandler";`
`736`	`737`	`configurationElementjpg["preCondition"] = "integratedMode,runtimeVersionv4.0";`
`737`	`738`	`configurationElementjpg["responseBufferLimit"] = 0;`
`738`		`-`
`739`	`739`	`handlersCollection.Add(configurationElementjpg);`
`740`	`740`	`}`
`741`	`741`	`catch (Exception ex)`