Jenkins ver. 1.552, PTC plugin ver. 1.23

With better logging , this issue became visible very often! About each other build now reporting it!

[EnvInject] - Variables injected successfully.
[EnvInject] - Injecting contributions.
Building in workspace .....................................
[EnvInject] - Unset unresolved 'USERNAME' variable.
Running Prebuild steps
Run condition [File exists] enabling prebuild for step [Build a Visual Studio project or solution using MSBuild]
[File exists] check if file exists [SequencerComponents.sln]
Run condition [File exists] preventing perform for step [Build a Visual Studio project or solution using MSBuild]
Success build fororg.jenkinsci.plugins.conditionalbuildstep.singlestep.SingleConditionalBuilder@1100245
Change Log: http://....../job/NGMP.Direct.Components.Sequencer/632/changes
Build Log: http://....../job/NGMP.Direct.Components.Sequencer/632/console
Preparing to execute si projectinfo for /repository/CorporateMeasurementTechnologies/SWProduction/Components/Sequencer/Sequencer.pj
Preparing to execute si viewproject for #/repository/CorporateMeasurementTechnologies#s=SWProduction/SWProduction.pj#s=Components/Components.pj#s=Sequencer/Sequencer.pj
A SQL Exception was caught!
Schema 'DBUSER' does not exist
Retrying after 10 seconds
Change Log: http://............/job/NGMP.Direct.Components.Sequencer/632/changes
Build Log: http://............/job/NGMP.Direct.Components.Sequencer/632/console
Preparing to execute si projectinfo for /repository/CorporateMeasurementTechnologies/SWProduction/Components/Sequencer/Sequencer.pj
Preparing to execute si viewproject for #/repository/CorporateMeasurementTechnologies#s=SWProduction/SWProduction.pj#s=Components/Components.pj#s=Sequencer/Sequencer.pj
A SQL Exception was caught!
Schema 'DBUSER' does not exist
Retrying after 10 seconds
Change Log: http://..../job/NGMP.Direct.Components.Sequencer/632/changes
Build Log: http://..../job/NGMP.Direct.Components.Sequencer/632/console
Preparing to execute si projectinfo for /repository/CorporateMeasurementTechnologies/SWProduction/Components/Sequencer/Sequencer.pj
Preparing to execute si viewproject for #/repository/CorporateMeasurementTechnologies#s=SWProduction/SWProduction.pj#s=Components/Components.pj#s=Sequencer/Sequencer.pj
A SQL Exception was caught!
Schema 'DBUSER' does not exist
Retrying after 10 seconds
Change Log: http://...../job/NGMP.Direct.Components.Sequencer/632/changes
Build Log: http://....../job/NGMP.Direct.Components.Sequencer/632/console
Preparing to execute si projectinfo for /repository/CorporateMeasurementTechnologies/SWProduction/Components/Sequencer/Sequencer.pj
Preparing to execute si viewproject for #/repository/CorporateMeasurementTechnologies#s=SWProduction/SWProduction.pj#s=Components/Components.pj#s=Sequencer/Sequencer.pj
A SQL Exception was caught!
Schema 'DBUSER' does not exist
Archiving artifacts
Publishing Javadoc
Recording fingerprints
Sending e-mails to: ..................
Finished: FAILURE