Quartus Internal Error

[mjdale2003]

Could someone please let me know what this error is i have tried to add the ddr2 uniphy files to my project

Internal Error: Sub-system: MLS, File: /quartus/synth/mls/mls_process_tri.cpp, Line: 6482
node
Stack Trace:
0x7fe55: OPT_TRI_PROCESSOR::get_base_string_name + 0x55 (SYNTH_MLS)
0x3602a: OPT_TRI_PROCESSOR::postprocess_tribuses + 0x26a (SYNTH_MLS)
0x357d0: OPT_TRI_PROCESSOR::perform_function + 0x260 (SYNTH_MLS)
0x3517c: OPT_TRI_PROCESSOR::synthesize_tristates + 0x294 (SYNTH_MLS)
0xad9e: opt_process_tri + 0x6e (SYNTH_MLS)
0x22dca: MLS_NETLIST::call_named_function + 0x1a7a (SYNTH_MLS)
0x30194: MLS_NETLIST::call_fn + 0x114 (SYNTH_MLS)
0x20743: MLS_NETLIST::run_script + 0x3eb (SYNTH_MLS)
0xa9ab: MLS_ROOT::process_parallel_helper_script + 0x30f (SYNTH_MLS)
0x65a7: scl_run_parallel_mls_script + 0x217 (SYNTH_SCL)
0x13b74: QSYN_FRAMEWORK::execute + 0x2e4 (quartus_map)
0x112a9: qexe_do_grunt + 0xb9 (comp_qexe)
0x16546: qexe_run + 0x356 (comp_qexe)
0x17371: qexe_standard_main + 0xc1 (comp_qexe)
0x1b42b: qsyn_main + 0x53b (quartus_map)
0x13258: msg_main_thread + 0x18 (CCL_MSG)
0x14a5e: msg_thread_wrapper + 0x6e (CCL_MSG)
0x16af0: mem_thread_wrapper + 0x70 (ccl_mem)
0x12af1: msg_exe_main + 0xa1 (CCL_MSG)
0x2a236: __tmainCRTStartup + 0x10e (quartus_map)
0x17033: BaseThreadInitThunk + 0x13 (KERNEL32)
0x52650: RtlUserThreadStart + 0x20 (ntdll)
---
End-trace

[Nurina]

Hi,

Can you provide your qar file so I can reproduce your error?

To generate a qar file, go to Project->Archive Project..

Thank you!

Regards,

Nurina

[Nurina]

Can you also let me know which version of Quartus you're using and on which machine OS?

Thanks.

Nurina

[Nurina]

Hi,

We did not receive any response to the previous question/reply/answer that I have provided, thus I will put this case to close pending. Please post a response in the next 15 days to allow me to continue to support you. After 15 days, this thread will be transitioned to community support. The community users will be able to help you with your follow-up questions.

Let me know if this helps.
Nurina

PS: If any answer given by the community or Intel Support are helpful, feel free to give Kudos.