The JSR 101 v1.0 indicates soapenc:base64 maps to byte[]. Previous versions mapped soapenc:base64 to Byte[].
I am changing the Axis code to comply. This includes the elimination of the ByteWrapperArrayHolder.
FYI,
Rich Scheuerle
XML & Web Services Development
512-838-5115 (IBM TL 678-5115)