Why is the stonith resource not starting after all the other resources?

Issue

• Stonith device is not starting even after all the resources are starting up as expected with the below error messages.

Jan 21 10:07:51 node1 pengine[30169]: warning: Processing failed op start for vmfence on node2: unknown error (1)
Jan 21 10:07:51 node1 pengine[30169]: warning: Processing failed op start for vmfence on node2: unknown error (1)
Jan 21 10:07:51 node1 pengine[30169]:  notice: Recover vmfence#011(Started node2)
Jan 21 10:07:51 node1 pengine[30169]:  notice: Calculated transition 1056, saving inputs in /var/lib/pacemaker/pengine/pe-input-176.bz2
Jan 21 10:07:51 node1 pengine[30169]: warning: Processing failed op start for vmfence on node2: unknown error (1)
Jan 21 10:07:51 node1 pengine[30169]: warning: Processing failed op start for vmfence on node2: unknown error (1)