Microsoft SQL Server Error, 27187
Once you do this, the problem should clear itself up as long as the user doing the deployment also has ssis_admin privileges. At some point during the deployment process it hands over security to the AllSchemaOwner database user.
This error is related to: Microsoft SQL Server, Error: 27118
It may actually be the same error but someone fat fingered the error code somewhere down the line.
IF you have a deeper issue with this, the following blog post was very helpful.