12.4      Attempt to obtain concurrence - With respect to all motions, the moving party shall ascertain whether the motion will be opposed. In addition, in the case of all nondispositive motions, counsel or pro se parties involved in the dispute shall confer in a good-faith effort to resolve the dispute. All nondispositive motions shall be accompanied by a separately filed certificate setting forth in detail the efforts of the moving party to comply with the obligation created by this rule.