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Hi,
As Ki mentioned, some of the files are being built with Thumb mode, which in the case of UCD3138 it is fine but not on the interrupt files (interrupt.c and standard_interrupts.c).
To change only these files to ARM mode (and not the entire project, which will cause it to not work), right-click on the <interrupts.c> file, choose Build Properties and then navigate to the following option:
Repeat for the other file(s) that are reported in the error messages.
Hope this helps,
Rafael