H750-DISCO error: no rule to make altcp.c; needed by altcp.o

HMSEdinburge · ‎2025-03-04

21:56:14 **** Incremental Build of configuration Debug for project H745_Ethernet_PING_CM7 ****
make -j8 all 
make: *** No rule to make target 'C:/Users/STM32CubeIDE/workspace_1.10.1/H745_Ethernet_PING/Middlewares/Third_Party/LwIP/src/core/altcp.c', needed by 'Middlewares/Third_Party/LwIP/altcp.o'.  Stop.
"make -j8 all" terminated with exit code 2. Build might be incomplete.

21:56:15 Build Failed. 1 errors, 0 warnings. (took 706ms)

Hello... i entered this error on H750-DISCO running on Ethernet MII , anyone can pls help, TQ!

Andrew Neil · ‎2025-03-04

So how did you get to this point?

Are you working from an example, or what?

How to write your question to maximize your chances to find a solution

mƎALLEm · ‎2025-03-04

This means altcp.c is missing in this path: Middlewares/Third_Party/LwIP/src/core or may be you don't need it, so try to remove it from your project tree.

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HMSEdinburge · ‎2025-03-04

Yes its from an example...

HMSEdinburge · ‎2025-03-04

ok i see what u mean, it is in the folder, albeit in a different path, could u advise how to point to the correct path? TQ!

mƎALLEm · ‎2025-03-04

@HMSEdinburge wrote:

Yes its from an example...

Which example? how you did get it? and did you modify it?

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