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    "name": "Unmapped Issue",
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      "id": "1440176558596821013",
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      "timestamp": "2025-11-18T03:07:28.756+00:00",
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      "content": "Hello, I am trying to use gf180 in order to run through the digital flow,  however I am running into this error that I am unsure how to find information to solve. \n\n120. Executing JSON backend.                                                        \n[22:01:19] VERBOSE  Parsing synthesis checks\u2026                           pyosys.py:60\n\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500 Unmapped Cells Checker \u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\n[22:01:19] VERBOSE  Running 'Checker.YosysUnmappedCells' at             step.py:1138\n                    'runs/RUN_2025-11-17_22-01-17/07-checker-yosysunmap             \n                    pedcells'\u2026                                                      \n[22:01:19] ERROR    2 Unmapped Yosys instances found.                 checker.py:127\nClassic - Stage 7 - Unmapped Cells Checker \u2501\u2501\u257a\u2501\u2501\u2501\u2501\u2501\u2501\u2501\u2501\u2501\u2501\u2501\u2501\u2501\u2501\u2501\u2501\u2501\u2501\u2501\u2501\u2501\u2501\u2501\u2501  6/79 0:00:02\n[22:01:19] WARNING  The following warnings were generated by the flow:   flow.py:703\n[22:01:19] WARNING  [Checker.LintWarnings] 10 Lint warnings found.       flow.py:705\n[22:01:19] ERROR    The following error was encountered while        __main__.py:189\n                    running the flow:                                               \n                    2 Unmapped Yosys instances found.                               \n[22:01:19] ERROR    LibreLane will now quit.                         __main__.py:190\n\nIt appears that I can find them in: runs/RUN_2025-11-17_22-01-17/07-checker-yosysunmappedcells but the only information I get from it is I have 2 unmapped instances, nothing about what it is. Could someone point me in the right area to fix this?",
      "author": {
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        "name": "wiliku",
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      "timestamp": "2025-11-18T07:24:11.074+00:00",
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      "content": "Hi, I assume you made changes to the template? If so, which changes did you make?\n\nIf those two unmapped cells are the SRAM macros: To remove the SRAM macros, you need to remove the instances from the RTL, the `config.yaml` and the `pdn_cfg.tcl`.",
      "author": {
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        "name": "mole99",
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        "nickname": "Leo Moser (mole99)",
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