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SAP Knowledge Base Article - PreviewSymptom
While performing actions (such as saving a Z program) during the UCCHECK execution you face the following error:
Message No. PU815
Diagnosis
An operating system file (the SAPNAMES file of user XXX) could not be accessed from the program that is running, since it is locked by another transaction.
The name of the lock file is "...\sapmnt\trans\tmp\XXX.LOS"
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Environment
SAP NetWeaver - All releases
Product
SAP NetWeaver all versions
Keywords
Unicode, Conversion, Non-Unicode, Pre-Unicode, Steps, Program, Preparation , KBA , BC-I18-UNI , Unicode , Problem
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