Getting error when trying to remove partition schema.

I was playing with partitioning in Kettle, but now I'm getting error when trying to remove schema
I checked everywhere to make sure it's not used anywhere. Any thoughts?

org.pentaho.di.core.exception.KettleDependencyException:
This partition schema is still in use by one or more transformations (1) :


The partition schema is used by the following transformations:
/trans1








at org.pentaho.di.repository.kdr.delegates.KettleDatabaseRepositoryPartitionSchemaDelegate.delPartitionSchema(KettleDatabaseRepositoryPartitionSchemaDelegate.java:216)
at org.pentaho.di.repository.kdr.KettleDatabaseRepository.deletePartitionSchema(KettleDatabaseRepository.java:1174)
at org.pentaho.di.ui.repository.repositoryexplorer.controllers.PartitionsController.removePartition(PartitionsController.java:211)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
at java.lang.reflect.Method.invoke(Unknown Source)
at org.pentaho.ui.xul.impl.AbstractXulDomContainer.invoke(AbstractXulDomContainer.java:329)
at org.pentaho.ui.xul.impl.AbstractXulComponent.invoke(AbstractXulComponent.java:139)
at org.pentaho.ui.xul.impl.AbstractXulComponent.invoke(AbstractXulComponent.java:123)
at org.pentaho.ui.xul.swt.tags.SwtButton.access$300(SwtButton.java:26)
at org.pentaho.ui.xul.swt.tags.SwtButton$2.mouseUp(SwtButton.java:87)
at org.eclipse.swt.widgets.TypedListener.handleEvent(Unknown Source)
at org.eclipse.swt.widgets.EventTable.sendEvent(Unknown Source)
at org.eclipse.swt.widgets.Widget.sendEvent(Unknown Source)
at org.eclipse.swt.widgets.Display.runDeferredEvents(Unknown Source)
at org.eclipse.swt.widgets.Display.readAndDispatch(Unknown Source)
at org.eclipse.jface.window.Window.runEventLoop(Window.java:820)
at org.eclipse.jface.window.Window.open(Window.java:796)
at org.pentaho.ui.xul.swt.tags.SwtDialog.show(SwtDialog.java:378)
at org.pentaho.ui.xul.swt.tags.SwtDialog.show(SwtDialog.java:304)
at org.pentaho.di.ui.repository.repositoryexplorer.RepositoryExplorer.show(RepositoryExplorer.java:133)
at org.pentaho.di.ui.spoon.Spoon$20$1.run(Spoon.java:3550)
at org.eclipse.swt.widgets.RunnableLock.run(Unknown Source)
at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Unknown Source)
at org.eclipse.swt.widgets.Display.runAsyncMessages(Unknown Source)
at org.eclipse.swt.widgets.Display.readAndDispatch(Unknown Source)
at org.pentaho.di.ui.spoon.Spoon.readAndDispatch(Spoon.java:1219)
at org.pentaho.di.ui.spoon.Spoon.waitForDispose(Spoon.java:7049)
at org.pentaho.di.ui.spoon.Spoon.start(Spoon.java:8309)
at org.pentaho.di.ui.spoon.Spoon.main(Spoon.java:578)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
at java.lang.reflect.Method.invoke(Unknown Source)
at org.pentaho.commons.launcher.Launcher.main(Launcher.java:134)
Caused by: org.pentaho.di.core.exception.KettleDependencyException:
The partition schema is used by the following transformations:
/trans1