friends@begemot:~/pals-premoderator> root.exe
  *******************************************
  *                                         *
  *        W E L C O M E  to  R O O T       *
  *                                         *
  *   Version   5.12/00      10 July 2006   *
  *                                         *
  *  You are welcome to visit our Web site  *
  *          http://root.cern.ch            *
  *                                         *
  *******************************************

FreeType Engine v2.1.9 used to render TrueType fonts.
Compiled on 23 August 2006 for linux with thread support.

CINT/ROOT C/C++ Interpreter version 5.16.13, June 8, 2006
Type ? for help. Commands must be C++ statements.
Enclose multiple statements between { }.
root [0] .x prce-err.cxx
2; 10; 5; 5; 200; 0; G4_W; lhexa; 100000
Error in <Substitute>: pcre_exec error = 0
Error in <ReplaceSubs>: bad string number :1
Error in <ReplaceSubs>: bad string number :2
Error in <ReplaceSubs>: bad string number :3
Error in <ReplaceSubs>: bad string number :4
Error in <ReplaceSubs>: bad string number :5
Error in <ReplaceSubs>: bad string number :6
Error in <ReplaceSubs>: bad string number :7
Error in <ReplaceSubs>: bad string number :8
Error in <ReplaceSubs>: bad string number :9
Error in <ReplaceSubs>: bad string number :10
Error in <ReplaceSubs>: bad string number :11

 *** Break *** segmentation violation
*** glibc detected *** root.exe: malloc(): memory corruption (fast): 0x094ee7c0 ***
======= Backtrace: =========
/lib/libc.so.6[0xb64e9911]
/lib/libc.so.6[0xb64ebe10]
/lib/libc.so.6(malloc+0x86)[0xb64ed206]
/usr/lib/libstdc++.so.6(_Znwj+0x27)[0xb669e327]
/usr/lib/libstdc++.so.6(_Znaj+0x1d)[0xb669e45d]
/home/friends/hep/root-5.12.00/lib/libCore.so(_ZN10TStringRef6GetRepEii+0x3d)[0xb78322d5]
/home/friends/hep/root-5.12.00/lib/libCore.so(_ZN7TString7ReplaceEiiPKci+0xac)[0xb7835380]
/home/friends/hep/root-5.12.00/lib/libCore.so(_ZN7TStringaSEPKc+0x90)[0xb783618c]
/home/friends/hep/root-5.12.00/lib/libCore.so(_ZN4TEnv8GetvalueEPKc+0x63)[0xb77e002d]
/home/friends/hep/root-5.12.00/lib/libCore.so(_ZN4TEnv8GetValueEPKci+0x29)[0xb77e06fb]
/home/friends/hep/root-5.12.00/lib/libCore.so(_ZN11TUnixSystem10StackTraceEv+0x3c)[0xb7923ef4]
/home/friends/hep/root-5.12.00/lib/libCore.so(_ZN11TUnixSystem15DispatchSignalsE8ESignals+0x73)[0xb79231d7]
/home/friends/hep/root-5.12.00/lib/libCore.so[0xb7923367]
/home/friends/hep/root-5.12.00/lib/libCore.so[0xb791e25d]
[0xffffe420]
/home/friends/hep/root-5.12.00/lib/libCore.so(_ZNK8TPRegexp11ReplaceSubsERK7TStringRS0_S2_Pii+0x194)[0xb7815066]
/home/friends/hep/root-5.12.00/lib/libCore.so(_ZN8TPRegexp10SubstituteER7TStringRKS0_S3_ii+0x1a7)[0xb7815887]
/home/friends/hep/root-5.12.00/lib/libCore.so[0xb7b5091e]
/home/friends/hep/root-5.12.00/lib/libCint.so(G__ExceptionWrapper+0x5d)[0xb7375c05]
/home/friends/hep/root-5.12.00/lib/libCint.so(G__call_cppfunc+0x386)[0xb745ba9a]
/home/friends/hep/root-5.12.00/lib/libCint.so(G__interpret_func+0x86c)[0xb7436d20]
/home/friends/hep/root-5.12.00/lib/libCint.so(G__getfunction+0x1d56)[0xb742a0cc]
/home/friends/hep/root-5.12.00/lib/libCint.so(G__getstructmem+0xede)[0xb74cca8e]
/home/friends/hep/root-5.12.00/lib/libCint.so(G__getvariable+0x732)[0xb74c2cc6]
/home/friends/hep/root-5.12.00/lib/libCint.so(G__getitem+0x876)[0xb73f5cc8]
/home/friends/hep/root-5.12.00/lib/libCint.so(G__getexpr+0x11711)[0xb7408009]
/home/friends/hep/root-5.12.00/lib/libCint.so(G__exec_function+0xd7)[0xb746d427]
/home/friends/hep/root-5.12.00/lib/libCint.so(G__exec_statement+0x433b)[0xb7472551]
/home/friends/hep/root-5.12.00/lib/libCint.so(G__exec_tempfile_core+0x2f2)[0xb73e1524]
/home/friends/hep/root-5.12.00/lib/libCint.so(G__exec_tempfile+0x31)[0xb73e178f]
/home/friends/hep/root-5.12.00/lib/libCint.so(G__process_cmd+0x52a8)[0xb747f294]
/home/friends/hep/root-5.12.00/lib/libCore.so(_ZN5TCint11ProcessLineEPKcPN12TInterpreter10EErrorCodeE+0x137)[0xb7893c79]
/home/friends/hep/root-5.12.00/lib/libCore.so(_ZN5TCint16ProcessLineSynchEPKcPN12TInterpreter10EErrorCodeE+0x4e)[0xb78900aa]
/home/friends/hep/root-5.12.00/lib/libCore.so(_ZN12TApplication11ProcessFileEPKcPi+0x7f7)[0xb77c1a15]
/home/friends/hep/root-5.12.00/lib/libCore.so(_ZN12TApplication11ProcessLineEPKcbPi+0x654)[0xb77be09e]
/home/friends/hep/root-5.12.00/lib/libRint.so(_ZN5TRint15HandleTermInputEv+0x24f)[0xb66f2507]
/home/friends/hep/root-5.12.00/lib/libRint.so(_ZN17TTermInputHandler6NotifyEv+0x25)[0xb66f187d]
/home/friends/hep/root-5.12.00/lib/libRint.so(_ZN17TTermInputHandler10ReadNotifyEv+0x14)[0xb66f3740]
/home/friends/hep/root-5.12.00/lib/libCore.so(_ZN11TUnixSystem16CheckDescriptorsEv+0x13c)[0xb7922eb6]
/home/friends/hep/root-5.12.00/lib/libCore.so(_ZN11TUnixSystem16DispatchOneEventEb+0x13c)[0xb79234aa]
/home/friends/hep/root-5.12.00/lib/libCore.so(_ZN7TSystem9InnerLoopEv+0x21)[0xb78419c3]
/home/friends/hAborted