More facts are needed. Did you obtain the judgment before or after the bankruptcy was filed? If before, the issuing of the execution might be ministerial, but you still would need to obtain relief from stay in the bankruptcy court before you could exercise the eviction. What chapter of bankruptcy? In a 13 or 11 the tenant must pay rent.
This response is intended to give a general overview of the law and should not be treated as legal advice. There are too many factual issues and exceptions in the law to provide definitive conclusions about your circumstances.