Cadence environment setup: Cadence 6.1.5 is suddenly stopped

I reinstalled the Cadence. Now I can open CIW windows. However, it take around 5 minutes to be completely opened. Moreover, I cannot open library manager windows. Please help me. Thank you!

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\# Program start time UTC 2016.08.22 13:41:28.794
\# Local time Monday 22 August 2016, 10:41 pm
\o Program: @(#)$CDS: virtuoso version 6.1.5 06/11/2013 19:36 (sjfnl003) $
\o Hierarchy: /tools/cadence/ic/ic615/tools.lnx86/dfII/
\o Sub version: sub-version IC6.1.5.500.17 (32-bit addresses)
\# Host name (type): worstation.com (i686)
\# Operating system: Linux 2.6.18-308.el5 #1 SMP Tue Feb 21 20:05:41 EST 2012
\# X display name (WxH): localhost:10.0 (2960x1050)
\# Available geometry: TL(0:0) BR(2959:1049)
\# X server: Moba/X
\# Depth of Visual (Root): 24 (24)
\# Number of Planes Used: 24
\# X version: 11.0 (vendor release 11603000)
\# X resource pool: base 0x800000, mask 0x1fffff (2097151), shift 0
\# current id 0x6a, current max 0x1ffffa (2097146)
\# Memory report: maximum data size 4294967295 (0xffffffff) bytes
\# Memory report: maximum process size 4294967295 (0xffffffff) bytes
\# Initial sbrk value: 364662784 (0x15bc5000) bytes
\# Available memory: 23020960 (0x15f45a0) kilobytes
\# System memory: 23598052 (0x16813e4) kilobytes
\# Maximum memory size: 3965206527 (0xec583fff) bytes
\# Max mem available: 3965206527 (0xec583fff) bytes
\# Initial memory used: 34902016 (0x2149000) bytes
\# process size: 342687744 (0x146d0000) bytes
\# Qt version: 4.5.3
\# Window Manager: other
\# User Name: hien
\o Working Directory: worstation.com:/home/hien/test_ic615
\# Process Id: 25565
\o
\o COPYRIGHT © 1992-2013 CADENCE DESIGN SYSTEMS INC. ALL RIGHTS RESERVED.
\o © 1992-2013 UNIX SYSTEMS Laboratories INC.,
\o Reproduced with permission.
\o
\o This Cadence Design Systems program and online documentation are
\o proprietary/confidential information and may be disclosed/used only
\o as authorized in a license agreement controlling such use and disclosure.
\o
\o RESTRICTED RIGHTS NOTICE (SHORT FORM)
\o Use/reproduction/disclosure is subject to restriction
\o set forth at FAR 1252.227-19 or its equivalent.
\# Available memory: 23019456 (0x15f3fc0) kilobytes UTC 2016.08.22 13:41:32.342
\w *WARNING* Unable to export thumbnail MPS services
\o Loading geView.cxt
\o Loading menuBuilder.cxt
\o Loading schView.cxt
\o Loading selectSv.cxt
\o Loading LVS.cxt
\o Loading layerProc.cxt
\o Loading xlUI.cxt
\o Loading auCore.cxt
\o Loading dcm.cxt
\o Loading vhdl.cxt
\o Loading seismic.cxt
\o Loading ci.cxt
\o Loading ams.cxt
\w *WARNING* (icLic-31) virtuoso: Could not export the license service for the session 'virtuoso25565' on host 'worstation.com'.
\o Virtuoso Framework License (111) was checked out successfully. Total checkout time was 0.10s.
\o END OF USER CUSTOMIZATION
\i ddsWhatsNew()
\p >
\o cdsServIpc: connection timeout (local host)
\o cdsServIpc: connection timeout (local host)
\a hiResizeWindow(window(1) list(1767:73 2492:266))
\r t
\a hiResizeWindow(window(1) list(1767:73 2814:266))
\r t
\a hiResizeWindow(window(1) list(1767:424 2814:617))
\r t
\a hiResizeWindow(window(1) list(1767:73 2814:617))
\r t
\a hiResizeWindow(window(1) list(312:151 1359:695))
\r t
\a hiResizeWindow(window(2) list(1835:342 2425:842))
\r t
\a hiCloseWindow(window(2))
\r t
\a ddsOpenLibManager()
\o Waiting for ipc:3 to initialize
\o Waiting for ipc:3 to initialize
\w *WARNING* Unable to start up library manager (libManager.exe) after 60 tries.
\w There maybe an access or network problem.
\w Start the library manager from an Unix Shell window to test the accessibility.
\w Variable ddsvMPSTimeOut (60) can be set to increase or decrease the number of attempts.
\o cdsServIpc: ipcIsAliveProcess connection timeout (local host)
\r nil
\a hiResizeWindow(window(1) list(567:159 1614:703))
\r t
\a hiResizeWindow(window(1) list(1757:236 2804:780))
\r t
\a hiResizeWindow(window(1) list(1757:424 2804:968))
\r t
\a hiResizeWindow(window(1) list(1757:236 2804:968))
\r t
\a ciwHiExit()
\p >
\a hiDBoxOK(ciwDBox)
\r t
\o
\# Memory report: on exit 75980800 (0x4876000) bytes, process size 387600384 (0x171a5000) bytes at UTC 2016.08.22 13:48:24.177
\# Memory report: peak usage 75988992 (0x4878000) bytes, process size 387608576 (0x171a7000) bytes