When you run SUM from beginning, it hangs as below.
You may find that the following file exists.
For example, <DIR_GLOBAL> may be like "/usr/sap/<SID>/SYS/global".
Windows and Unix based OS
SUM hangs, SUM hanging, beginning, 100% , KBA , BC-UPG-TLS-TLJ , Upgrade tools for Java , Problem
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