java.security.SignatureException: object not initialized for signature or verification

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DO NOT REPLY [Bug 44204] - signature/verification fails when in the same thread same key is used twice

object not initialized for signature or verification

[OpenSAML] problem with Sign.signObject()

object not initialized for signature or verification

java.security.SignatureException: object not initialized
for signature or verification	at org.apache.xml.security.utils.SignerOutputStream.write(SignerOutputStream.java:66)	at org.apache.xml.security.utils.UnsyncBufferedOutputStream.flushBuffer(UnsyncBufferedOutputStream.java:69)	at org.apache.xml.security.utils.UnsyncBufferedOutputStream.flush(UnsyncBufferedOutputStream.java:85)	at org.apache.xml.security.utils.UnsyncBufferedOutputStream.close(UnsyncBufferedOutputStream.java:91)	at org.apache.xml.security.c14n.implementations.CanonicalizerBase.engineCanonicalizeSubTree(CanonicalizerBase.java:207)	at org.apache.xml.security.c14n.implementations.CanonicalizerBase.engineCanonicalizeSubTree(CanonicalizerBase.java:121)	at org.apache.xml.security.c14n.Canonicalizer.canonicalizeSubtree(Canonicalizer.java:242)	at org.apache.xml.security.signature.SignedInfo.signInOctectStream(SignedInfo.java:280)	at org.apache.xml.security.signature.XMLSignature.checkSignatureValue(XMLSignature.java:620)	at TestSigAlg.main(TestSigAlg.java:105)