1. Error 18456
- Description:
Login failed for user.
- Solution: Verify
the login credentials and check if the user has the necessary permissions.
2. Error 207
- Description:
Invalid column name.
- Solution: Check
for typos in column names in your SQL queries.
3. Error 233
- Description: No
process is on the other end of the pipe.
- Solution: Verify
the SQL Server service is running, and check network connectivity.
4. Error 5120
- Description:
Unable to open the physical file.
- Solution: Check
file permissions for the database files.
5. Error 2601
- Description:
Cannot insert duplicate key row in object.
- Solution:
Identify and handle duplicate keys or constraints.
6. Error 18452
- Description:
Login failed. The login is from an untrusted domain.
- Solution: Check
authentication settings and trust relationships.
7. Error 207
- Description:
Invalid column name.
- Solution: Ensure
correct column names in your SQL statements.
8. Error 1205
- Description:
Deadlock detected.
- Solution:
Implement retry logic or adjust transaction isolation levels.
9. Error 4060
- Description:
Cannot open database requested in login.
- Solution: Verify
database existence and user permissions.
10. Error 53
- Description:
Could not open a connection to SQL Server.
- Solution: Check
server connectivity and firewall settings.
11. Error 10054
- Description: TCP
Provider: An existing connection was forcibly closed by the remote host.
- Solution:
Investigate network issues or firewall interference.
12. Error 262
- Description:
CREATE DATABASE permission denied.
- Solution: Grant
necessary permissions to create databases.
13. Error 18456
- Description:
Login failed. The user is not associated with a trusted SQL Server connection.
- Solution: Enable
mixed-mode authentication or adjust Windows authentication settings.
14. Error 515
- Description:
Cannot insert the value NULL into column.
- Solution:
Provide a non-NULL value for the column.
15. Error 207
- Description:
Invalid column name.
- Solution:
Validate column names in your SQL statements.
16. Error 1204
- Description: The
SQL Server cannot obtain a LOCK resource at this time.
- Solution:
Address locking contention issues or increase the LOCK_TIMEOUT setting.
17. Error 18470
- Description:
Login failed for user 'sa'. Reason: The account is disabled.
- Solution: Enable
the SQL Server login account.
18. Error 701
- Description:
There is insufficient system memory to run this query.
- Solution:
Optimize queries or allocate more memory to SQL Server.
19. Error 156
- Description:
Incorrect syntax near the keyword 'SELECT'.
- Solution:
Correct syntax errors in your SQL statements.
20. Error 1203
- Description:
Process ID exceeded allowed limits.
- Solution: Review
and optimize concurrent connections or adjust configuration settings.
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