Fix segfault
Fix segfault

inflector/atomspace,yantrabuddhi/opencog,ArvinPan/atomspace,TheNameIsNigel/opencog,eddiemonroe/opencog,eddiemonroe/atomspace,misgeatgit/opencog,MarcosPividori/atomspace,shujingke/opencog,virneo/opencog,rohit12/atomspace,sanuj/opencog,roselleebarle04/opencog,gavrieltal/opencog,ceefour/opencog,eddiemonroe/opencog,jswiergo/atomspace,ArvinPan/atomspace,printedheart/atomspace,TheNameIsNigel/opencog,cosmoharrigan/atomspace,iAMr00t/opencog,printedheart/opencog,zhaozengguang/opencog,printedheart/atomspace,rohit12/opencog,cosmoharrigan/opencog,sanuj/opencog,shujingke/opencog,ArvinPan/opencog,jlegendary/opencog,rodsol/atomspace,williampma/opencog,shujingke/opencog,gaapt/opencog,ruiting/opencog,cosmoharrigan/atomspace,zhaozengguang/opencog,shujingke/opencog,kim135797531/opencog,prateeksaxena2809/opencog,AmeBel/opencog,misgeatgit/opencog,ceefour/atomspace,TheNameIsNigel/opencog,Tiggels/opencog,kim135797531/opencog,inflector/opencog,gaapt/opencog,sanuj/opencog,AmeBel/atomspace,Selameab/opencog,AmeBel/atomspace,AmeBel/opencog,ArvinPan/opencog,tim777z/opencog,rodsol/opencog,eddiemonroe/opencog,Selameab/opencog,yantrabuddhi/atomspace,zhaozengguang/opencog,zhaozengguang/opencog,misgeatgit/atomspace,roselleebarle04/opencog,misgeatgit/opencog,williampma/opencog,Allend575/opencog,rohit12/opencog,ruiting/opencog,sumitsourabh/opencog,sumitsourabh/opencog,cosmoharrigan/opencog,gavrieltal/opencog,eddiemonroe/atomspace,rohit12/opencog,kinoc/opencog,TheNameIsNigel/opencog,AmeBel/opencog,printedheart/opencog,anitzkin/opencog,misgeatgit/atomspace,virneo/opencog,virneo/opencog,ceefour/opencog,sanuj/opencog,rTreutlein/atomspace,ruiting/opencog,eddiemonroe/atomspace,yantrabuddhi/opencog,eddiemonroe/opencog,Allend575/opencog,jlegendary/opencog,Allend575/opencog,TheNameIsNigel/opencog,kim135797531/opencog,kim135797531/opencog,inflector/opencog,ceefour/atomspace,Allend575/opencog,kim135797531/opencog,anitzkin/opencog,rTreutlein/atomspace,ceefour/opencog,prateeksaxena2809/opencog,iAMr00t/opencog,sumitsourabh/opencog,rohit12/atomspace,kim135797531/opencog,inflector/atomspace,iAMr00t/opencog,misgeatgit/opencog,prateeksaxena2809/opencog,sumitsourabh/opencog,printedheart/atomspace,AmeBel/atomspace,rodsol/opencog,printedheart/opencog,UIKit0/atomspace,iAMr00t/opencog,UIKit0/atomspace,sanuj/opencog,andre-senna/opencog,gavrieltal/opencog,gaapt/opencog,printedheart/opencog,williampma/atomspace,Tiggels/opencog,williampma/opencog,roselleebarle04/opencog,ceefour/opencog,ceefour/opencog,yantrabuddhi/atomspace,sumitsourabh/opencog,jlegendary/opencog,jlegendary/opencog,andre-senna/opencog,williampma/opencog,andre-senna/opencog,prateeksaxena2809/opencog,gaapt/opencog,andre-senna/opencog,AmeBel/opencog,inflector/atomspace,Selameab/opencog,ruiting/opencog,kinoc/opencog,Selameab/opencog,Tiggels/opencog,rohit12/atomspace,MarcosPividori/atomspace,misgeatgit/opencog,roselleebarle04/opencog,roselleebarle04/opencog,ArvinPan/opencog,Selameab/atomspace,virneo/opencog,anitzkin/opencog,inflector/opencog,UIKit0/atomspace,ruiting/opencog,yantrabuddhi/opencog,inflector/opencog,Selameab/opencog,gavrieltal/opencog,UIKit0/atomspace,printedheart/opencog,cosmoharrigan/opencog,williampma/opencog,rohit12/opencog,jswiergo/atomspace,ArvinPan/atomspace,ruiting/opencog,tim777z/opencog,virneo/opencog,rTreutlein/atomspace,ArvinPan/opencog,ceefour/atomspace,rohit12/atomspace,rTreutlein/atomspace,cosmoharrigan/opencog,Tiggels/opencog,rodsol/opencog,cosmoharrigan/opencog,Tiggels/opencog,tim777z/opencog,williampma/atomspace,zhaozengguang/opencog,misgeatgit/opencog,misgeatgit/atomspace,Tiggels/opencog,rodsol/opencog,MarcosPividori/atomspace,Allend575/opencog,williampma/atomspace,AmeBel/opencog,rodsol/atomspace,andre-senna/opencog,ceefour/opencog,anitzkin/opencog,ceefour/atomspace,yantrabuddhi/opencog,yantrabuddhi/atomspace,prateeksaxena2809/opencog,printedheart/atomspace,eddiemonroe/atomspace,ceefour/opencog,shujingke/opencog,anitzkin/opencog,eddiemonroe/opencog,kinoc/opencog,AmeBel/opencog,kinoc/opencog,williampma/opencog,tim777z/opencog,yantrabuddhi/opencog,Selameab/atomspace,cosmoharrigan/atomspace,misgeatgit/opencog,rodsol/opencog,Allend575/opencog,roselleebarle04/opencog,zhaozengguang/opencog,cosmoharrigan/opencog,kim135797531/opencog,virneo/atomspace,inflector/atomspace,inflector/atomspace,Selameab/opencog,rodsol/opencog,andre-senna/opencog,cosmoharrigan/atomspace,jlegendary/opencog,prateeksaxena2809/opencog,kinoc/opencog,jswiergo/atomspace,anitzkin/opencog,misgeatgit/opencog,misgeatgit/atomspace,gavrieltal/opencog,virneo/atomspace,virneo/opencog,shujingke/opencog,iAMr00t/opencog,sumitsourabh/opencog,virneo/opencog,ruiting/opencog,jswiergo/atomspace,Selameab/atomspace,yantrabuddhi/opencog,AmeBel/atomspace,gaapt/opencog,eddiemonroe/opencog,TheNameIsNigel/opencog,eddiemonroe/opencog,rTreutlein/atomspace,AmeBel/atomspace,iAMr00t/opencog,Allend575/opencog,williampma/atomspace,roselleebarle04/opencog,inflector/opencog,inflector/opencog,rodsol/atomspace,sumitsourabh/opencog,inflector/opencog,prateeksaxena2809/opencog,jlegendary/opencog,shujingke/opencog,misgeatgit/opencog,tim777z/opencog,MarcosPividori/atomspace,Selameab/atomspace,gavrieltal/opencog,jlegendary/opencog,ArvinPan/atomspace,yantrabuddhi/atomspace,yantrabuddhi/atomspace,AmeBel/opencog,gaapt/opencog,kinoc/opencog,kinoc/opencog,printedheart/opencog,virneo/atomspace,ArvinPan/opencog,ArvinPan/opencog,rohit12/opencog,gavrieltal/opencog,rodsol/atomspace,sanuj/opencog,misgeatgit/atomspace,rohit12/opencog,yantrabuddhi/opencog,andre-senna/opencog,anitzkin/opencog,gaapt/opencog,virneo/atomspace,tim777z/opencog,eddiemonroe/atomspace,inflector/opencog