ined
as a directive.</DD>

<DT>
<B><FONT SIZE=+1>Unrecognized instruction</FONT></B></DT>

<DD>
A statement has an opcode mnemonic that is not defined.</DD>

<DT>
<B><FONT SIZE=+1>Unrecognized argument</FONT></B></DT>

<DD>
A statement has an operand format that is not defined.</DD>

<DT>
<B><FONT SIZE=+1>Unknown token</FONT></B></DT>

<DD>
Unexpected characters were encountered while parsing an expression.</DD>

<DT>
<B><FONT SIZE=+1>Unused data in MS byte of argument</FONT></B></DT>

<DD>
An instruction o