fix #2591: crash in logging activity
fix #2591: crash in logging activity
pstorch/cgeo,SammysHP/cgeo,mucek4/cgeo,kumy/cgeo,Huertix/cgeo,superspindel/cgeo,yummy222/cgeo,pstorch/cgeo,yummy222/cgeo,SammysHP/cgeo,rsudev/c-geo-opensource,kumy/cgeo,mucek4/cgeo,cgeo/cgeo,rsudev/c-geo-opensource,madankb/cgeo,matej116/cgeo,xiaoyanit/cgeo,samueltardieu/cgeo,schwabe/cgeo,Huertix/cgeo,yummy222/cgeo,madankb/cgeo,xiaoyanit/cgeo,schwabe/cgeo,auricgoldfinger/cgeo,cgeo/cgeo,samueltardieu/cgeo,ThibaultR/cgeo,Bananeweizen/cgeo,brok85/cgeo,lewurm/cgeo,S-Bartfast/cgeo,vishwakulkarni/cgeo,lewurm/cgeo,matej116/cgeo,Bananeweizen/cgeo,vishwakulkarni/cgeo,Bananeweizen/cgeo,brok85/cgeo,KublaikhanGeek/cgeo,ThibaultR/cgeo,SammysHP/cgeo,KublaikhanGeek/cgeo,tobiasge/cgeo,Huertix/cgeo,schwabe/cgeo,S-Bartfast/cgeo,cgeo/cgeo,lewurm/cgeo,rsudev/c-geo-opensource,mucek4/cgeo,xiaoyanit/cgeo,superspindel/cgeo,kumy/cgeo,brok85/cgeo,KublaikhanGeek/cgeo,auricgoldfinger/cgeo,superspindel/cgeo,S-Bartfast/cgeo,schwabe/cgeo,tobiasge/cgeo,madankb/cgeo,samueltardieu/cgeo,marco-dev/c-geo-opensource,marco-dev/c-geo-opensource,marco-dev/c-geo-opensource,auricgoldfinger/cgeo,matej116/cgeo,cgeo/cgeo,vishwakulkarni/cgeo,tobiasge/cgeo,ThibaultR/cgeo,pstorch/cgeo