BootstrapProgressBar crashed when setting maxProgress

[ankitdubey021]

here is what i actually got at this line : bootstrapProgressBar.setMaxProgress(200);

Caused by: java.lang.ClassCastException: android.support.constraint.ConstraintLayout cannot be cast to com.beardedhen.androidbootstrap.BootstrapProgressBarGroup
                      at com.beardedhen.androidbootstrap.BootstrapProgressBar.setMaxProgress(BootstrapProgressBar.java:591)
                      at com.ebiztechnocrats.humanresource.Login$override.onCreate(Login.java:136)