Processing drawHistFail.cpp++... Info in : creating shared library /home/mcf/Code/GitLab/authorship-task/./drawHistFail_cpp.so Error in : There is no active pad *** Break *** segmentation violation =========================================================== There was a crash. This is the entire stack trace of all threads: =========================================================== #0 0x00007f52fe56a4ca in __GI___waitpid (pid=28492, stat_loc=stat_loc entry=0x7fffb1c41100, options=options entry=0) at ../sysdeps/unix/sysv/linux/waitpid.c:29 #1 0x00007f52fe4e3fbb in do_system (line=) at ../sysdeps/posix/system.c:148 #2 0x00007f52ff0d1ee4 in TUnixSystem::Exec (shellcmd=, this=0x1ad14f0) at /home/mcf/root_src/core/unix/src/TUnixSystem.cxx:2118 #3 TUnixSystem::StackTrace (this=0x1ad14f0) at /home/mcf/root_src/core/unix/src/TUnixSystem.cxx:2405 #4 0x00007f52ff0d483c in TUnixSystem::DispatchSignals (this=0x1ad14f0, sig=kSigSegmentationViolation) at /home/mcf/root_src/core/unix/src/TUnixSystem.cxx:3663 #5 #6 TRatioPlot::Draw (this=0x7fffb1c440f0, option=) at /home/mcf/root_src/graf2d/gpad/src/TRatioPlot.cxx:627 #7 0x00007f52e82332e8 in drawRP(TRatioPlot&) () from /home/mcf/Code/GitLab/authorship-task/drawHistFail_cpp.so #8 0x00007f52e823356b in drawHistFail() () from /home/mcf/Code/GitLab/authorship-task/drawHistFail_cpp.so #9 0x00007f52ff823066 in ?? () #10 0x00000001b1c44bb0 in ?? () #11 0x0000000001b85b80 in ?? () #12 0x00007f52faaa0f00 in ?? () from /usr/local/root/lib/libCling.so #13 0x00007fffb1c44ee0 in ?? () #14 0x00007fffb1c44bb0 in ?? () #15 0x00007f52faa3e4e7 in cling::Interpreter::RunFunction(clang::FunctionDecl const*, cling::Value*) [clone .part.237] [clone .constprop.344] () from /usr/local/root/lib/libCling.so #16 0x00007f52faa411bd in cling::Interpreter::EvaluateInternal(std::__cxx11::basic_string, std::allocator > const&, cling::CompilationOptions, cling::Value*, cling::Transaction**, unsigned long) () from /usr/local/root/lib/libCling.so #17 0x00007f52faa413d2 in cling::Interpreter::process(std::__cxx11::basic_string, std::allocator > const&, cling::Value*, cling::Transaction**) () from /usr/local/root/lib/libCling.so #18 0x00007f52faac0c5a in cling::MetaProcessor::process(char const*, cling::Interpreter::CompilationResult&, cling::Value*) () from /usr/local/root/lib/libCling.so #19 0x00007f52fa9ddfb6 in HandleInterpreterException (metaProcessor=, input_line=, compRes= 0x7fffb1c44ed4: cling::Interpreter::kSuccess, result=result entry=0x7fffb1c44ee0) at /home/mcf/root_src/core/metacling/src/TCling.cxx:1884 #20 0x00007f52fa9ef11d in TCling::ProcessLine (this=0x1b2bcf0, line=, error=0x7fffb1c4605c) at /home/mcf/root_src/core/metacling/src/TCling.cxx:2006 #21 0x00007f52fa9e0d9d in TCling::ProcessLineSynch (this=0x1b2bcf0, line=0x2416890 ".X /home/mcf/Code/GitLab/authorship-task/./drawHistFail.cpp++", error=0x7fffb1c4605c) at /home/mcf/root_src/core/metacling/src/TCling.cxx:2874 #22 0x00007f52feffd9a7 in TApplication::ExecuteFile (file=, error=0x7fffb1c4605c, keep=) at /home/mcf/root_src/core/base/src/TApplication.cxx:1137 #23 0x00007f52feffe8ff in TApplication::ProcessLine (this=0x1b1cf70, line=, sync=, err=0x7fffb1c4605c) at /home/mcf/root_src/core/base/src/TApplication.cxx:986 #24 0x00007f52ff3ee884 in TRint::ProcessLineNr (this=this entry=0x1b1cf70, filestem=filestem entry=0x7f52ff3fd2ad "ROOT_cli_", line=line entry=0x7fffb1c46060 ".x drawHistFail.cpp++", error=error entry=0x7fffb1c4605c) at /home/mcf/root_src/core/rint/src/TRint.cxx:766 #25 0x00007f52ff3efe97 in TRint::Run (this=this entry=0x1b1cf70, retrn=retrn entry=false) at /home/mcf/root_src/core/rint/src/TRint.cxx:426 #26 0x0000000000400bcc in main (argc=1, argv=0x7fffb1c481e8) at /home/mcf/root_src/main/src/rmain.cxx:30 =========================================================== The lines below might hint at the cause of the crash. You may get help by asking at the ROOT forum http://root.cern.ch/forum. Only if you are really convinced it is a bug in ROOT then please submit a report at http://root.cern.ch/bugs. Please post the ENTIRE stack trace from above as an attachment in addition to anything else that might help us fixing this issue. =========================================================== #6 TRatioPlot::Draw (this=0x7fffb1c440f0, option=) at /home/mcf/root_src/graf2d/gpad/src/TRatioPlot.cxx:627 #7 0x00007f52e82332e8 in drawRP(TRatioPlot&) () from /home/mcf/Code/GitLab/authorship-task/drawHistFail_cpp.so #8 0x00007f52e823356b in drawHistFail() () from /home/mcf/Code/GitLab/authorship-task/drawHistFail_cpp.so #9 0x00007f52ff823066 in ?? () #10 0x00000001b1c44bb0 in ?? () #11 0x0000000001b85b80 in ?? () #12 0x00007f52faaa0f00 in ?? () from /usr/local/root/lib/libCling.so #13 0x00007fffb1c44ee0 in ?? () #14 0x00007fffb1c44bb0 in ?? () #15 0x00007f52faa3e4e7 in cling::Interpreter::RunFunction(clang::FunctionDecl const*, cling::Value*) [clone .part.237] [clone .constprop.344] () from /usr/local/root/lib/libCling.so #16 0x00007f52faa411bd in cling::Interpreter::EvaluateInternal(std::__cxx11::basic_string, std::allocator > const&, cling::CompilationOptions, cling::Value*, cling::Transaction**, unsigned long) () from /usr/local/root/lib/libCling.so #17 0x00007f52faa413d2 in cling::Interpreter::process(std::__cxx11::basic_string, std::allocator > const&, cling::Value*, cling::Transaction**) () from /usr/local/root/lib/libCling.so #18 0x00007f52faac0c5a in cling::MetaProcessor::process(char const*, cling::Interpreter::CompilationResult&, cling::Value*) () from /usr/local/root/lib/libCling.so #19 0x00007f52fa9ddfb6 in HandleInterpreterException (metaProcessor=, input_line=, compRes= 0x7fffb1c44ed4: cling::Interpreter::kSuccess, result=result entry=0x7fffb1c44ee0) at /home/mcf/root_src/core/metacling/src/TCling.cxx:1884 =========================================================== *** Break *** segmentation violation =========================================================== There was a crash. This is the entire stack trace of all threads: =========================================================== #0 0x00007f52fe56a4ca in __GI___waitpid (pid=28587, stat_loc=stat_loc entry=0x7fffb1c430c0, options=options entry=0) at ../sysdeps/unix/sysv/linux/waitpid.c:29 #1 0x00007f52fe4e3fbb in do_system (line=) at ../sysdeps/posix/system.c:148 #2 0x00007f52ff0d1ee4 in TUnixSystem::Exec (shellcmd=, this=0x1ad14f0) at /home/mcf/root_src/core/unix/src/TUnixSystem.cxx:2118 #3 TUnixSystem::StackTrace (this=0x1ad14f0) at /home/mcf/root_src/core/unix/src/TUnixSystem.cxx:2405 #4 0x00007f52ff0d483c in TUnixSystem::DispatchSignals (this=0x1ad14f0, sig=kSigSegmentationViolation) at /home/mcf/root_src/core/unix/src/TUnixSystem.cxx:3663 #5 #6 0x00007f52fa9e8163 in TCling::UpdateAllCanvases () at /home/mcf/root_src/core/metacling/src/TCling.cxx:5749 #7 0x00007f52fa9ee307 in TCling::ProcessLine (this=0x1b2bcf0, line=, error=0x0) at /home/mcf/root_src/core/metacling/src/TCling.cxx:1932 #8 0x00007f52fa9e0d9d in TCling::ProcessLineSynch (this=0x1b2bcf0, line=0x7f52fc3f5e8a "TRint::EndOfLineAction();", error=0x0) at /home/mcf/root_src/core/metacling/src/TCling.cxx:2874 #9 0x00007f52ff3eebdb in TRint::HandleTermInput (this=0x1b1cf70) at /home/mcf/root_src/core/rint/src/TRint.cxx:647 #10 0x00007f52ff0d3d2c in TUnixSystem::CheckDescriptors (this=this entry=0x1ad14f0) at /home/mcf/root_src/core/unix/src/TUnixSystem.cxx:1321 #11 0x00007f52ff0d516a in TUnixSystem::DispatchOneEvent (this=0x1ad14f0, pendingOnly=) at /home/mcf/root_src/core/unix/src/TUnixSystem.cxx:1076 #12 0x00007f52fefd0374 in TSystem::InnerLoop (this=0x1ad14f0) at /home/mcf/root_src/core/base/src/TSystem.cxx:410 #13 0x00007f52fefceeaf in TSystem::Run (this=0x1ad14f0) at /home/mcf/root_src/core/base/src/TSystem.cxx:360 #14 0x00007f52feffba7f in TApplication::Run (this=this entry=0x1b1cf70, retrn=retrn entry=false) at /home/mcf/root_src/core/base/src/TApplication.cxx:1153 #15 0x00007f52ff3f0157 in TRint::Run (this=this entry=0x1b1cf70, retrn=retrn entry=false) at /home/mcf/root_src/core/rint/src/TRint.cxx:465 #16 0x0000000000400bcc in main (argc=1, argv=0x7fffb1c481e8) at /home/mcf/root_src/main/src/rmain.cxx:30 =========================================================== The lines below might hint at the cause of the crash. You may get help by asking at the ROOT forum http://root.cern.ch/forum. Only if you are really convinced it is a bug in ROOT then please submit a report at http://root.cern.ch/bugs. Please post the ENTIRE stack trace from above as an attachment in addition to anything else that might help us fixing this issue. =========================================================== #6 0x00007f52fa9e8163 in TCling::UpdateAllCanvases () at /home/mcf/root_src/core/metacling/src/TCling.cxx:5749 =========================================================== *** Break *** segmentation violation