- 0x00000101 - Missing samples from Free Cultral Works, even for LA Synthesis (PCM Attack + Synth Sustain)
- 0x00000102 - Unrealistic or Low Level Raw Instrument Samples (e.g. Re-synthesis)
- 0x00000103 - No High Quality sample set available for Free Cultral Works, with minimal 44100Hz sample rate
- 0x00000104 - Bad Articulation
- 0x00000105 - Background Noise
- 0x00000106 - Bad Frequency
- 0x00000107 - Samples are painful to listen to
- 0x00000108 - Distorted instrument samples
- 0x00000109 - Samples too quiet
- 0x0000010A - DSP FX was added in the sample
- 0x0000010B - Detuned samples
- 0x0000010C - Sample Rate less than 44100Hz
- 0x0000010D - Bit Depth less than 16
- 0x0000010E - Bad Loop Range (e.g. Crossfade issue, Phaser Cancellation issue, etc.)
- 0x0000010F - Lossy compression audio format (e.g. MP3, OGG, OPUS, etc.)
- 0x00000110 - Pitch bend in the raw sample
- 0x00000111 - Click sound in the sample
- 0x000001F0 - Instrument sample stuck in sequences (e.g. Loops, Phrases) in the rendered audio (Instead of source code form)
- 0x000001F1 - Stuck in chords in a sample (e.g. Rhodes® MK7)
- 0x000001F2 - Sample Attack only, meaning they can only be used for attack portion of LA Synthesis
- 0x000001F3 - Multiple instruments were combined into one sample, without providing source files
- 0x00000201 - Wrong Position
- 0x00000202 - Bad Parameters
- 0x00000203 - Duplicate instruments
- 0x00000204 - Wrong Patch
- 0x000002F1 - Missing CC0-licensed samples for a position, therefore cannot be implemented on a CC0-licensed project
- 0x000002FF - Reserved Patch, indicates at follow:
- Instrument Name: R-InstrumentLayer
- Preset Name: (Reserved Patch)
- 0x00000301 - Used non-free license for original recordings, meaning they're not for Free Cultral Works
- 0x00000302 - Recorded from commercial plugins, arranger keyboards, etc, as they're copyrighted by original manufactors, meaning the end users have to buy legal products for use. Also known as samples of samples.
- 0x00000303 - AI-Generated samples, cannot guarantee that can be licensed under free licenses
- 0x00000311 - Raw samples for Electric Guitar/Bass are not provided
- 0x00000321 - Used other free licenses (Other than Creative Commons 0 1.0) for original recordings, meaning they cannot be imported to CC0-licensed project
- 0x00000331 - Recorded sequences (e.g. Loops) in the audio form. Please send individual sample files!
- 0x00000332 - Recorded chords in the audio form. Please send individual notes!
- 0x00000401 - File too large, or out of filesize limit for a host (e.g. Cloudflare Free/Pro is 100MB). Parameters are Project Filesize, the Host's filesize limit, and the original host's sizelimit if not using Cloudflare (e.g. 500MB was the original limit for Musical Artifacts, but if using Cloudflare, it's now 100MB instead).
- 0x00000402 - Project doesn't meet DFSG guidelines
- 0x00000403 - We won't produce non-free sample libraries
- 0x00000404 - We only do sequences (e.g. Loops) for source code forms (e.g. it (Tracker), mptm (OpenMPT), mid (MIDI Sequence), mmpz (LMMS Project file), etc.)
- 0x00000405 - Incompatible with "GNU GPL + Non-GPL licensed audio exception" combo
- 0x00000411 - SF3 format (OGG compressed samples, lossy compression)
- 0x00000421 - Redundant project, which will be merged to other project
- 0x00000431 - Soundbanks or Samples of Free Cultral Works were not submitted to NeoSF2 (e.g. NSMB DX Soundfont, IdOSounds)
- 0x000004FF - Wait for FreePats to finish General MIDI™ Bank
- 0x00000501 - Lacking individual real-life recorded piano samples in Free Cultral Works
- 0x00000502 - Lacking individual real-life recorded chromatic percussion samples in Free Cultral Works
- 0x00000503 - Lacking individual real-life recorded organ samples in Free Cultral Works
- 0x00000504 - Lacking individual real-life recorded guitar samples in Free Cultral Works
- 0x00000505 - Lacking individual real-life recorded bass samples in Free Cultral Works
- 0x00000506 - Lacking individual real-life recorded solo string samples in Free Cultral Works
- 0x00000507 - Lacking individual real-life recorded ensemble samples in Free Cultral Works
- 0x00000508 - Lacking individual real-life recorded choir samples in Free Cultral Works
- 0x00000509 - Lacking individual real-life recorded brass samples in Free Cultral Works
- 0x0000050A - Lacking individual real-life recorded reed samples in Free Cultral Works
- 0x0000050B - Lacking individual real-life recorded woodwinds samples in Free Cultral Works
- 0x0000050C - Lacking individual real-life recorded synth lead samples in Free Cultral Works
- 0x0000050D - Lacking individual real-life recorded synth pad samples in Free Cultral Works
- 0x0000050E - Lacking individual real-life recorded synth FX samples in Free Cultral Works
- 0x0000050F - Lacking individual real-life recorded world samples in Free Cultral Works
- 0x00000510 - Lacking individual real-life recorded percussive samples in Free Cultral Works
- 0x00000511 - Lacking individual real-life recorded sound effect samples in Free Cultral Works
- 0x00000512 - Lacking individual real-life recorded drum samples in Free Cultral Works
- 0x00000521 - Samples are exhausted for Free Cultral Works
- 0x00000601 - Free for non-commercial use only (e.g. CC-BY-NC)
- 0x00000602 - Modification is prohibited (e.g. CC-BY-ND)
- 0x00000603 - Modification is prohibited without original author's permission (e.g. Maestro Concert Grand)
- 0x00000604 - Cannot be redistributed
- 0x00000605 - Cannot be redistributed without original author's permission (e.g. Maestro Concert Grand)
- 0x00000606 - Cannot be redistributed as original form (e.g. MT Power Kit, Philharmonia Orchestra Samples)
- 0x00000607 - Cannot be sold
- 0x00000608 - Cannot be used on live performance
- 0x00000609 - Not for commercial distribution
- 0x0000060E - Cannot be used on AI-related purposes
- 0x0000060F - Misc. restrictions
- 0x00000611 - Share under same license (e.g. CC-BY-SA)
- 0x000006F1 - License Violation for free licenses (e.g. Violated GNU GPL v3 license)
- 0x000006F2 - License Violation for non-free licenses, or EULA
- 0x000006F3 - Copyright Infringement
- 0x000006F4 - Patent Infringement
- 0x000006F5 - Trademark Infringement
- 0x000006F6 - Registered Trademark Infringement
- 0x000006F7 - Plagarism Contents
- 0x000006FD - AI-Generated Contents are marked incorrectly
- 0x000006FE - No license has been specified, therefore learning and communities only, and you should delete your downloaded files after 24 hours.
- 0x000006FF - Licensing Gray Area, and therefore learning and communities only, and you should delete your downloaded files after 24 hours. For example, Unknown License or Dubious Sources.
- 0x00010001 - AI Generated contents. We would use AGENTS.md for anti-bot system.
- 0x00010002 - Bot invasion
- 0x01000001 - Dead Link
- 0x01000002 - Unsupported file hosts
- 0x01000003 - Bug occurred in a host
- 0x01000011 - Upload failure on GitHub Releases
- 0x01000021 - Cloudflare Error