SQLCriticalRuntime ErrorJune 13, 2026

Runtime Error

Cannot execute query: Cannot convert string '2022-01-01 12:00:00' to datetime. Please check the format and use a compatible datetime function.

What This Error Means

This error occurs when the SQL database encounters an invalid or incompatible date/time value while executing a query. The error typically occurs when a string is used in a date/time context without proper conversion or formatting.

Why It Happens

The error is caused by a mismatch between the datetime format used in the query and the actual format of the data stored in the database. In this case, the string '2022-01-01 12:00:00' is not in a format compatible with the date/time function used in the query.

How to Fix It

  1. 1To fix this error, ensure that the date/time values in your query are in a format compatible with the date/time function being used. You can use the CONVERT() or CAST() function to convert the string to the correct format. For example:
  2. 2// Before (broken code)
  3. 3SELECT * FROM table WHERE datecolumn = '2022-01-01 12:00:00';
  4. 4// After (fixed code)
  5. 5SELECT * FROM table WHERE datecolumn = CONVERT(datetime, '2022-01-01 12:00:00', 121);

Example Code Solution

❌ Before (problematic code)
SQL
SELECT * FROM table WHERE datecolumn = '2022-01-01 12:00:00';
✅ After (fixed code)
SQL
SELECT * FROM table WHERE datecolumn = CONVERT(datetime, '2022-01-01 12:00:00', 121);

Fix for Cannot execute query: Cannot convert string '2022-01-01 12:00:00' to datetime. Please check the format and use a compatible datetime function.

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