Receiving errors

I keep getting errors upon my last edit of the script file.
Examples of errors:

m_CurrentEntriesPtr == NULL || !m_IsGettingEntries
UnityEditorInternal.LogEntries:GetEntryInternal(Int32, LogEntry)
UnityEditor.DockArea:OnGUI()

InvalidOperationException: Operation is not valid due to the current state of the object
System.Collections.Stack.Peek () (at /Users/builduser/buildslave/mono/build/mcs/class/corlib/System.Collections/Stack.cs:321)
UnityEngine.GUILayoutUtility.EndLayoutGroup () (at C:/buildslave/unity/build/artifacts/EditorGenerated/GUILayoutUtility.cs:223)
UnityEditor.SplitterGUILayout.EndVerticalSplit () (at C:/buildslave/unity/build/Editor/Mono/GUI/Splitter.cs:491)
UnityEditor.ConsoleWindow.OnGUI () (at C:/buildslave/unity/build/Editor/Mono/ConsoleWindow.cs:487)
System.Reflection.MonoMethod.Invoke (System.Object obj, BindingFlags invokeAttr, System.Reflection.Binder binder, System.Object parameters, System.Globalization.CultureInfo culture) (at /Users/builduser/buildslave/mono/build/mcs/class/corlib/System.Reflection/MonoMethod.cs:222)