cleaning of devstack using ./clean.sh is not preoperly done for monasca schema

[Anilkumar Thovi]

cleaning of devstack using ./clean.sh is not preoperly done for monasca schema.Its not deleted database tables.
devstack version:queens/ubuntu 16.04

/***********************************************************************************************************/
Clean Monasca monasca_common
[INFO] Scanning for projects...
[INFO]
[INFO] ------------------------------------------------------------------------
[INFO] Building monasca-common 1.2.1
[INFO] ------------------------------------------------------------------------
[INFO]
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ monasca-common ---
[INFO] ------------------------------------------------------------------------
[INFO] BUILD SUCCESS
[INFO] ------------------------------------------------------------------------
[INFO] Total time: 0.759 s
[INFO] Finished at: 2017-10-18T06:05:07-07:00
[INFO] Final Memory: 7M/60M
[INFO] ------------------------------------------------------------------------
Clean Monasca Schema
ERROR 1045 (28000): Access denied for user '-psecret'@'localhost' (using password: YES)
Clean Monasca CLI Creds
Clean Monasca Influxdb
(Reading database ... 198067 files and directories currently installed.)
Removing influxdb (1.3.3-1) ...

[Anilkumar Thovi (anilkumarthovi)]

May be sporadic issue or my local set up issue.