the cache studio appear unrecoverable error when I use ctrl +o quick open cls file

Content of log file as following:

Windows:  6.2.9200, SP 0.0, Product Type 1
Process:   D:\DHC\DEVSOFTWARE\ENSEMBLE\BIN\CSTUDIO.EXE
Version 2016.2.3.907
Module:  C:\WINDOWS\SYSTEM32\MSVCR120.dll
Date Modified:  05/24/2017
Exception Code:  C0000005
Read Address:  00791000
Instruction:  F3 A5 FF 24 95 50 F4 FA 73 8B 44 8E FC 89 44 8F
Registers:
EAX: 1228C068  EBX: 004C0048  ECX: 002C3C38  EDX: 00000002
ESI: 00791000  EDI: 1291CFD8  ESP: 0019E7F0  EBP: 0019E814
EIP: 73FAF66C  EFlags: 00010216
Call Stack:
73FA0000  C:\WINDOWS\SYSTEM32\MSVCR120.dll
  +0000F66C  Exception Offset
0B660000  D:\DHC\DEVSOFTWARE\ENSEMBLE\BIN\TNodes.dll
  +000114BE  (1168B9E0, 0, FFFFFFFF, 0, BFA7B2C)
00400000  D:\DHC\DEVSOFTWARE\ENSEMBLE\BIN\CSTUDIO.EXE
  +000CE71A  (7F9278, BFA7B2C, 19E8FC, 41242CF9, 19EFAC)
  +00014E6E  (41242C51, 111, 19EFAC, 1, 838C10)
  +0000F087  (0, 54B226EF, 0, 0, 19E9D0)
54970000  C:\WINDOWS\SYSTEM32\mfc120.dll
  +001B28F7  (1, 54B4AD61, 0, 3A, 0)
  +001DA2DF  (1, 549A332C, 0, 0, 0)
  +00235AA5  (1, 0, 0, 0, 19EFAC)
  +002351AF  (1, 109090A, FB5A226, 19EFAC, 19EFAC)
  +0023512A  (111, 1, 109090A, 19EB30, 0)
  +0023370A  (111, 1, 109090A, FB5A3DA, 111)
  +0023392C  (19EFAC, 2A814A6, 111, 1, 109090A)
  +00133A96  (2A814A6, 111, 1, 109090A, FB5A47E)
77090000  C:\WINDOWS\System32\USER32.dll
  +0004157B  (2A814A6, 111, 1, 109090A, 2A814A6)
  +00037C5A  (54AA3A62, 2A814A6, 111, 1, 109090A)
  +00038B89  (54AA3A62, 0, 111, 1, 109090A)
  +00035ECD  (14B65C0, 0, 109090A, 0, 1A60984)
  +0003A632  (2A814A6, 111, 1, 109090A, D)
  +0002B6FE  (2A814A6, 811700, 19EFAC, 19EFAC, 4F056E)
54970000  C:\WINDOWS\SYSTEM32\mfc120.dll
  +0024875A  (2A814A6, 811700, 811700, 19EE28, 54BA7F10)