Troubleshooting steps
Check database connection, verify database integrity, check query performance
SCADA System Alarms
WinCC W7 – Database error
Database error
Details
WinCC W7 error on SCADA indicates database error. Database connection failure, data corruption, query timeout. Check database connection, verify database integrity, check query performance.
Error typedatabase
MeaningDatabase error
Typical causesDatabase connection failure, data corruption, query timeout
SolutionsCheck database connection, verify database integrity, check query performance
SeverityHigh
Catalog references
Where this appears
WinCCW7
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Common questions
What does W7 mean on WinCC SCADA?
W7 on WinCC SCADA indicates database error. Database connection failure, data corruption, query timeout.
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