--- libgig/trunk/ChangeLog	2020/07/24 13:29:13	3798
+++ libgig/trunk/ChangeLog	2020/07/25 09:28:56	3799
@@ -39,6 +39,10 @@
       GetScriptPatchVariable(), SetScriptPatchVariable(),
       UnsetScriptPatchVariable(); stored persistently as new 'SCPV' RIFF chunk
       as child of our '3LS ' list chunk on Instrument level.
+    - Fixed undefined behaviour when modifying script slots on an instrument
+      that had been cloned and not been saved yet (e.g. unintended modification
+      of original instrument's script slots, and crash on Instrument destruction
+      due to double free of pScriptRefs).
 
   * src/Serialization.cpp, src/Serialization.h:
     - Fixed broken Archive(RawData) constructor which always threw an