修改sap的使用者時間/時區與系統時間/時區
1、在se38中執行報表：TZCUSTHELP，可以顯示但前的系統時間/時區，以及使用者時間/時區
Time Setting in Operating System
System Date…………………: 2010-01-18
System Time…………………: 15:01:58
System Time Zone Offset to UTC..: 28800
System Currently in DST………: NO
Current UTC Date…………….: 2010-01-18
Current UTC Time…………….: 07:01:58
Current User Date……………: 2010-01-18
Current User Time……………: 08:01:58
Current User Time Zone……….: CET
System Time Zone…………….: UTC+8
Current System Date………….: 2010-01-18
Current System Time………….: 15:01:58
System time zone seems to be correct
Current User Date (Entered)…..: 2010-01-18
Current User Time (Entered)…..: 07:59:06
Current User Time Zone (Entered): CET
Current User Time (Conversion)..: 2010-01-18
Current User Date (Conversion)..: 08:01:58
2、tcode：stzac，可以用來修改使用者時間/時區和系統時間/時區