Issues

• Tool to streamline dictionary creation for other languages

  enhancement
  MontrealCorpusTools/Montreal-Forced-Aligner#980 · Filter by author Kedersha opened on Oct 21, 2026
  1

  

• [BUG] --fine_tune has no effect, speaker adaptation never runs in mfa align, kalpy fine tuning reads the wrong audio for segments that don't start at 0

  bug
  MontrealCorpusTools/Montreal-Forced-Aligner#978 · Filter by author ThioJoe opened on Oct 13, 2026
  

• [BUG]mfa segment produces abnormal result

  bug
  MontrealCorpusTools/Montreal-Forced-Aligner#976 · Filter by author BioticR opened on Oct 7, 2026
  

• [BUG] Aligned word intervals often start at or very close to the start of the audio clip while the actual speech occurs much later in that same clip's local timeline

  bug
  MontrealCorpusTools/Montreal-Forced-Aligner#966 · Filter by author MaydayUniversal opened on Jul 27, 2026
  

• [BUG]sqlalchemy.exc.OperationalError: (sqlite3.OperationalError) no such table: word_interval_temp

  bug
  MontrealCorpusTools/Montreal-Forced-Aligner#965 · Filter by author yangkang2021 opened on Jul 19, 2026
  

• Usage On DGX Spark

  MontrealCorpusTools/Montreal-Forced-Aligner#962 · Filter by author thewh1teagle opened on Jul 7, 2026

• [BUG] Published conda builds still resolve kalpy 0.10, which breaks MFA 3.2.0–3.3.9 (cannot import name 'G2PCompiler')

  MontrealCorpusTools/Montreal-Forced-Aligner#959 · Filter by author BeckettFrey opened on Jul 2, 2026
  1

• Silence tier intervals overlap with word tier intervals in TextGrid output

  MontrealCorpusTools/Montreal-Forced-Aligner#953 · Filter by author shlee87 opened on Apr 8, 2026

• [QUESTION] Initial audio (intro) gets truncated

  MontrealCorpusTools/Montreal-Forced-Aligner#952 · Filter by author RomanKoshkin opened on Mar 1, 2026

• [BUG] Error running Kaldi binaries but no errors in log (v2.2.17, japanese)

  bug
  MontrealCorpusTools/Montreal-Forced-Aligner#951 · Filter by author ilyyyyyy opened on Feb 26, 2026
  

• [BUG] Error installing python-mecab-ko

  bug
  MontrealCorpusTools/Montreal-Forced-Aligner#950 · Filter by author mjoakley opened on Feb 16, 2026
  1

  

• [BUG] Attemping to validate corpus returning zero divison error

  bug
  MontrealCorpusTools/Montreal-Forced-Aligner#948 · Filter by author MysteriousQ opened on Feb 2, 2026
  

• Given groups=1, weight of size [1024, 128, 7], expected input[1, 256, 309] to have 128 channels, but got 256 channels instead

  bug
  MontrealCorpusTools/Montreal-Forced-Aligner#944 · Filter by author ok1248 opened on Jan 13, 2026
  

• [BUG] torchaudio fails to install with Python>3.12

  bug
  MontrealCorpusTools/Montreal-Forced-Aligner#940 · Filter by author gericklee opened on Dec 8, 2025
  

• [BUG] validate does not find a phone that's absent from phone list

  bug
  MontrealCorpusTools/Montreal-Forced-Aligner#938 · Filter by author jhdeov opened on Nov 14, 2025
  

• Duplicate lexicon_compiler in align_utterance_online

  MontrealCorpusTools/Montreal-Forced-Aligner#934 · Filter by author Emalios opened on Nov 7, 2025

• Speaker Handling During Acoustic Model Training

  enhancement
  MontrealCorpusTools/Montreal-Forced-Aligner#933 · Filter by author hamidmojarad opened on Nov 6, 2025
  

• [BUG] OOV count reflects number of characters not tokens

  bug
  MontrealCorpusTools/Montreal-Forced-Aligner#926 · Filter by author echodroff opened on Oct 27, 2025
  

• [BUG]mfa2.2.17在Generating MFCCs...报错，montreal_forced_aligner.exceptions.MultiprocessingError: MultiprocessingError:

  bug
  MontrealCorpusTools/Montreal-Forced-Aligner#924 · Filter by author jiangenhua opened on Oct 16, 2025
  1

  

• [Documentation] Cut off example

  MontrealCorpusTools/Montreal-Forced-Aligner#923 · Filter by author William-N-Havard opened on Oct 7, 2025

• [BUG] "No sound files found" for a corpus of 11 sound files

  bug
  MontrealCorpusTools/Montreal-Forced-Aligner#922 · Filter by author Kedersha opened on Oct 2, 2025
  8

  

• [BUG] AlignmentExportError

  bug
  MontrealCorpusTools/Montreal-Forced-Aligner#917 · Filter by author AmirHussein96 opened on Sep 21, 2025
  

• [BUG] num_jobs and other args skipped for PretrainedAligner

  bug
  MontrealCorpusTools/Montreal-Forced-Aligner#916 · Filter by author colossatr0n opened on Sep 20, 2025
  

• [BUG]

  bug
  MontrealCorpusTools/Montreal-Forced-Aligner#915 · Filter by author Ted-Picovoice opened on Sep 18, 2025
  1

  

• COMPILE YOURPROGRAM

  enhancement
  MontrealCorpusTools/Montreal-Forced-Aligner#913 · Filter by author BreadAndEggs opened on Sep 6, 2025