Cannot install Process_Builder.dar

Trying to install process builder dar 6.6 but darinstaller (both headless and full) through this error:

 

 

INFO] dmbasic.exe output : dmAPIInit() failed with return code 0.Can't register Documentum Server Extensions.

[ERROR] Procedure execution failed with dmbasic.exe exit value : -1

[INFO] Process_Builder install failed.

[ERROR] com.emc.ide.logger.defaultimpl.DmLoggerDefault::getDefaultThrowableMessage (line 98)

com.emc.ide.installer.PreInstallException: Error during pre installation of procedure com.emc.ide.artifact.procedure.model.procedure.impl.ProcedureImpl@57240e (objectTypeName: null) (objectName: pre_install.procedure, title: null, subject: null, authors: null, keywords: null, applicationType: null, isHidden: false, compoundArchitecture: null, componentLabel: null, resolutionLabel: null, contentType: crtext, versionLabel: null, specialApp: null, languageCode: null, creatorName: null, archive: false, category: null, controllingApp: null, effectiveDate: null, effectiveFlag: null, effectiveLabel: null, expirationDate: null, extendedProperties: null, fullText: false, isSigned: false, isTemplate: false, lastReviewDate: null, linkResolved: false, publishFormats: null, retentionDate: null, status: null, rootObject: true) (userRunnable: false)

at internal.com.emc.ide.installer.DarInstaller.preInstall(DarInstaller.java:1050)

at internal.com.emc.ide.installer.DarInstaller.doInstall(DarInstaller.java:493)

at internal.com.emc.ide.installer.DarInstaller.doInstall(DarInstaller.java:329)

at internal.com.emc.ide.installer.DarInstaller.doInstall(DarInstaller.java:298)

at com.emc.ide.installer.darinstaller.StandaloneDarInstallerHelper.doInPlaceInstall(StandaloneDarInstallerHelper.java:129)

at com.emc.ide.installer.darinstaller.StandaloneDarInstaller.installDar(StandaloneDarInstaller.java:338)

at com.emc.ide.installer.darinstaller.StandaloneDarInstaller.install(StandaloneDarInstaller.java:112)

at com.emc.ide.installer.darinstaller.ui.DarInstallerComposite$26.run(DarInstallerComposite.java:1525)

at org.eclipse.jface.operation.ModalContext$ModalContextThread.run(ModalContext.java:121)

Caused by: com.emc.ide.external.dfc.procedurerunner.ProcedureRunnerException: Procedure execution failed with dmbasic.exe exit value : -1

at com.emc.ide.external.dfc.procedurerunner.ProcedureRunnerUtils.executeDmBasic(ProcedureRunnerUtils.java:208)

at com.emc.ide.external.dfc.procedurerunner.ProcedureRunner.execute(ProcedureRunner.java:55)

at internal.com.emc.ide.installer.DarInstaller.preInstall(DarInstaller.java:1045)

... 8 more

 

No idea why.