The configuration entry, "%1!s!", has an incorrect format because it does not begin with the package delimiter. Prepend "\package" to the package path. Happens when one of the configuration file configuration entries has an invalid format: There was no \package delimiter
Community Notes
Add your experiences and workarounds here. If you have solved this issue, why not help the next person?
Runtime HRESULT codes for SQL Server Integration Services. Each code has an individual topic page with the full description and related codes. You can also include any additional information about symptoms, cases and fixes as you find the. Please contribute your findings.