Internal Error: Sub-system: ASM, File: /quartus/comp/asm/asm_lab.cpp, Line: 8102 - Internal Error: Sub-system: ASM, File: /quartus/comp/asm/asm_lab.cpp, Line: 8102 Description Due to a problem in the Quartus® II software version 12.0 SP2, you may see this internal error if the pin_perst port of your PCIe block is not connected to an nPERST pin. Resolution To work around this issue, connect the pin_perst port to the nPERST pin or follow the process defined in the related solution below. Related Articles Do I need to connect nPERST to my core design? Custom Fields values: ['novalue'] Troubleshooting novalue False ['novalue'] ['FPGA Dev Tools Quartus II Software'] novalue 12.0.2 ['Programmable Logic Devices'] ['novalue'] ['novalue'] ['novalue']