[AMBER] Minimization Problem(error shows "... RESTARTED DUE TO LINMIN FAILURE ..." )

From: Malay Raul <malay2chemist.gmail.com>
Date: Sun, 7 Jan 2018 02:35:13 +0530

sir,
IN amber after applying PBC i started minimization , In minimization i use
weak restraint on the complx (ntr = 1) of 50000 steps. In minimization
output file in 34200 step it shows ."... RESTARTED DUE TO LINMIN FAILURE
..." message.
What is wrong in my input file?? Sir, please give some suggestion to solve
this problem.

Input file,

&cntrl
  imin=1,maxcyc=50000,ncyc=25000,
  cut=8.0,ntb=1,
  ntc=2,ntf=2,
  ntpr=100,
  ntr=1, restraintmask=':1-159',
  restraint_wt=10.0
 /
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Received on Sat Jan 06 2018 - 13:30:02 PST
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