improve error print.
improve error print.

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