1. This Civil Revision petition, under Article 227 of the Constitution of India, is filed by the petitioner/plaintiff being aggrieved of the order, dated 05.03.2018, passed in I.A.no.1637 of 2017 in O.S.no.61 of 2012 on the file of Senior Civil Court, Markapur, Prakasam District.

2. I have heard the submissions of Sri B.S.Reddy, learned counsel appearing for the petitioner/plaintiff; and of Sri Venkateswarlu Varanasi, learned counsel appearing for the respondents/defendants. I have perused the material record.

3. The introductory facts are as under:

The plaintiff brought the suit against the defendants/respondents herein for partition, mesne profits and costs. During the course of evidence of DW1, a certified copy of unregistered partition deed, dated 17.02.2007, which was filed along with the affidavit in lieu of examination-in-chief of the said witness, was tendered for being marked and was marked as exhibit B1. However, cross-examination of the said witness by the learned counsel for the plaintiff was deferred at request. Later, the plaintiff filed the instant application for de-exhibiting the said document marked as exhibit B1. The said petition was resisted by the 1st defe