Missing the separate debug info file

Hi all, i have some doubt in this topic i have read that , it is due to Quote: that the problem was that the appropriate "-debug" packages for the shared libraries were not installed and suggested that the absence of specific information as to which libraries were missing was a bug. when i try to debug my pgm Code: Starting program: /home/shamjs/source/olupxtest warning: Missing the separate debug info file: /usr/lib/debug/.build-id/ac/2eeb206486bb7315d6ac4cd64de0cb50838ff6.debug warning: Missing the separate debug info file: /usr/lib/debug/.build-id/e3/3448de964a5ca97b70edbdcea227c6ea5d3657.debug [Thread debugging using libthread_db enabled] [New process 17475] Enter the result level(0 - 5): 5 Calculate outliers ? (0, 1): 0 Do pretreatments? (0, 1): 1 Enter the file name: Scenario1 Enter the Model name: CaseB-WP [New Thread -1208432944 (LWP 17475)] [Switching to Thread -1208432944 (LWP 17475)] Breakpoint 1, main () at olupxtest.cpp:376 376            nError = olxGetAvailableModels(pred, sfileName, "", &nmodcount, &pointer); (gdb) step 377            if(nError == OK) (gdb) n 388            nError = olpSelectProjectFile(pred, sfileName, smodelName, ""); (gdb) terminate called after throwing an instance of 'std::logic_error'   what():  basic_string::_S_construct NULL not valid Program received signal SIGABRT, Aborted. 0x00110402 in __kernel_vsyscall () 1>my question is that,whther it(warnings) cause any any problem to my program 2>im not able to use step during debugging ,as you can see i have applied break point at line 376 ,and then im trying to step into the olxGetAvailableModels function,but unfortunately stepping is not happening........(whether its because i got those warnings?) what can be done........ waiting for your reply.......

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