Listings 2.16 and 2.17 do not result in the word "Error" being displayed.
Solution:
The ASCII code for the messages in tables 2.16 and 2.17 are wrong.
Table 2.16 should read
MSG1 DATA 0x45, 0x52, 0x52, 0x4F, 0x52, 0x20
Table 2.17 should read
.MSFIRST
.WORD $45, $52, $52, $4F, $52, $20
Further information:
I hope that this page helps you with your projects but if you have found any other problems or if you have any further questions please contact me though the email address of gares-AT-g4aym-DOT-org-DOT-uk.
Sorry about the email address but it seems to be the only way to avoid the spammers