79212304

Date: 2024-11-21 17:30:15
Score: 0.5
Natty:
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In future, please specify what line in what file is generating the error.

However, the error message is explicitly telling you what the problem is -- you cannot use a subset of an internal bus as an input (ie: a=sum0[0] is not permitted).

You will have to redesign your chips to avoid this limitation.

Please refer to the book appendixes for more details on the format and limitations of NAND2Tetris HDL.

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Posted by: Trebor the MadOverlord