In xmlSchemaAssembleByXSI() the return value of xmlSchemaGetMetaAttrInfo() * xmlschemas.c: In xmlSchemaAssembleByXSI() the return value of xmlSchemaGetMetaAttrInfo() was not assigned to anything; this caused XSI-driven-dynamic schema acquisition to fail with @noNamespaceSchemaLocation (reported by Julien Lamy on the mailing list).