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IBM DB2 ODBC DRIVER :: SQL1390C The environment variable DB2INSTANCE is not defined or is invalid - Stack Overflow
Licensing issue using newer Data Server Driver for ODBC and CLI · Issue #516 · ibmdb/python-ibmdb · GitHub
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Connection to database failed: Error: [IBM][CLI Driver] SQL1598N An attempt to connect to the database server failed because of a licensing problem. SQLSTATE=42968 · Issue #19 · ibmdb/vscode-extension · GitHub
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