YOUR GO-TO PLUMBERS IN AMARILLO & THE TEXAS PANHANDLE
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YOUR GO-TO PLUMBERS IN AMARILLO & THE TEXAS PANHANDLE
Never assume sy-subrc is only 0 or non-zero. Specifically handle 15 .
# On OS level: chmod +x /usr/sap/trans/scripts/my_script.sh chown a4hadm:sapsys /usr/sap/trans/scripts/my_script.sh The Incident: A batch job ran every night to write CSV files to /tmp/export/ . It worked for two years. Suddenly, every run fails with sy-subrc 15 . access denied sy-subrc 15
While a generic "Access Denied" pop-up might send a junior developer scrambling to check basic login credentials, a seasoned SAP professional knows that the devil is in the details—specifically, the system variable . Never assume sy-subrc is only 0 or non-zero
# If reading a file cat /usr/sap/trans/data/yourfile.txt # If writing a file touch /usr/sap/trans/data/yourfile.txt If touch returns Permission denied , you have your answer. Check ls -la on the directory and file. Once you have identified the root cause (using Part 3), apply the specific surgical fix. Fix A: The Permission Correction (Most Common) Scenario: The directory exists, but <sid>adm can't write. Solution: Log in as root on the application server. It worked for two years
DATA: lv_path TYPE string. lv_path = '/usr/sap/trans/data/yourfile.txt'. WRITE: / 'User: ', sy-uname. "Check the runtime user WRITE: / 'Path: ', lv_path. Do not just OPEN DATASET . Use CHK_FILE_ACCESS to pre-validate:
CASE sy-subrc. WHEN 0. " Success WHEN 15. MESSAGE e009(zfile_errors) WITH sy-subrc lv_filename. "User-friendly: 'Access denied to &1' WHEN OTHERS. MESSAGE e010(zfile_errors) WITH sy-subrc. "Unknown OS error ENDCASE. The error "Access Denied" with sy-subrc 15 is a brutal but honest handshake between the SAP ABAP runtime and the operating system. It is SAP's way of saying, "I asked the OS politely to open that file, and the OS shouted back 'No.' You need to ask the SysAdmin."
drwxrwxrwt 2 root root 4096 Oct 26 09:30 /tmp/export The ( t ) is set. On Linux, the sticky bit on /tmp means only the file owner (root) or directory owner (root) can delete or rename files. But the SAP user ( a4hadm ) owns the files inside. Why?