[SICSR-16530] Abend on Technical Worksheet when cancelling AC creation
Product Line:	P&C
Component/s:	Accounting Technical Worksheet
Affects Version/s:	SICS 4.9.3
Fix Version/s:	SICS 4.9.4
Customer:	DXC

Problem:
Abend on Technical Worksheet when I start adding Accounting Classification and then cancel this operation

Solution:
On an open technical worksheet, when the user starts adding Accounting Classifications, but interrupt this by pressing Cancel on the Accounting Classification window, make sure what is done is rolled back correctly so that the user can continue with the worksheet without abend.

Workaround:

Root Cause:

Extent of Impact:

Impact on Existing Data

Recovery Method for Existing Data Affected