<div></div>Dear Sirs,<div><br></div><div>I have tried to sign a XML file, but the process ended with these errors:</div><div><br></div><div><div>func=xmlSecTransformNodeRead:file=transforms.c:line=1571:obj=unknown:subj=xmlSecTransformIdListFindByHref:error=1:xmlsec library function failed:href=http://www.w3.org/TR/2001/REC-xml‐c14n‐20010315#</div><div>func=xmlSecTransformCtxNodeRead:file=transforms.c:line=704:obj=unknown:subj=xmlSecTransformNodeRead:error=1:xmlsec library function failed:name=CanonicalizationMethod</div><div>func=xmlSecDSigCtxProcessSignedInfoNode:file=xmldsig.c:line=722:obj=unknown:subj=xmlSecTransformCtxNodeRead:error=1:xmlsec library function failed:node=CanonicalizationMethod</div><div>func=xmlSecDSigCtxProcessSignatureNode:file=xmldsig.c:line=568:obj=unknown:subj=xmlSecDSigCtxProcessSignedInfoNode:error=1:xmlsec library function failed: </div><div>func=xmlSecDSigCtxSign:file=xmldsig.c:line=323:obj=unknown:subj=xmlSecDSigCtxSignatureProcessNode:error=1:xmlsec library function failed: </div><div>Error: signature failed </div><div>Error: failed to sign file "completetosign.xml"</div></div><div><br></div><div>How can I solve this problem?</div><div><br></div><div>Thanking you in advance,</div><div><br></div><div>Simone Rossi</div>