FIX_SUMMARY.md

# MIMO HuggingFace Spaces - Fix Summary

## Issues Fixed ✅

### 1. **"Load Model" Button Not Working**
**Problem**: After clicking "Setup Models" successfully, clicking "Load Model" showed "⚠️ Models not found"

**Root Cause**:
- `_check_existing_models()` was checking for simple directory paths like `./models/stable-diffusion-v1-5`
- Actual HuggingFace cache uses complex structure: `./models/stable-diffusion-v1-5/models--runwayml--stable-diffusion-v1-5/snapshots/[hash]/`

**Solution**:
- Updated `_check_existing_models()` to detect HuggingFace cache patterns
- Looks for `models--org--name` directories using `rglob()` pattern matching
- Sets `_model_cache_valid = True` after successful download
- Re-checks cache validity when "Load Model" is clicked

### 2. **UI Text Visibility (White on White)**
**Problem**: All text appeared white on white background, making it unreadable

**Solution**: Added `!important` flag to all CSS color declarations to override Gradio's defaults
- Headers: `color: #2c3e50 !important`
- Body text: `color: #495057 !important`
- Links: `color: #3498db !important`

### 3. **Model Persistence**
**Problem**: Models seemed to disappear after page refresh

**Solution**:
- Models actually persist in HuggingFace cache
- Added "⚡ Load Model" button for quick reactivation (30-60 sec vs 10+ min)
- Status message confirms: "✅ Model files found in cache - models persist across restarts!"

## How It Works Now ✅

### First Time Setup:
1. Click **"🔧 Setup Models"** (downloads ~8GB, takes 5-10 min)
2. Models automatically load after download
3. Status: "🎉 MIMO is ready! Models loaded successfully..."

### After Page Refresh:
1. On page load, system checks for cached models
2. If found, shows: "✅ Found X model components in cache"
3. Click **"⚡ Load Model"** to activate (30-60 seconds)
4. Status: "✅ Model loaded successfully! Ready to generate videos..."

### Model States:
- **Not Downloaded**: Need to click "Setup Models"
- **Downloaded but Not Loaded**: Click "Load Model"
- **Already Loaded**: Shows "✅ Model already loaded and ready!"

## Status Messages Guide

| Message | Meaning | Action |
|---------|---------|--------|
| "⚠️ Models not found in cache" | No models downloaded yet | Click "🔧 Setup Models" |
| "✅ Found X model components in cache" | Models downloaded, ready to load | Click "⚡ Load Model" |
| "✅ Model already loaded and ready!" | Already active | Start generating! |
| "🎉 MIMO is ready! Models loaded..." | Setup complete, models loaded | Start generating! |

## Template Upload Status

### Uploaded (3/11):
- ✅ dance_indoor_1
- ✅ sports_basketball_gym
- ✅ movie_BruceLee1

### Pending Upload (8/11):
- ⏳ shorts_kungfu_desert1
- ⏳ shorts_kungfu_match1
- ⏳ sports_nba_dunk
- ⏳ sports_nba_pass
- ⏳ parkour_climbing
- ⏳ syn_basketball_06_13
- ⏳ syn_dancing2_00093_irish_dance
- ⏳ syn_football_10_05

### Upload Command:
```bash
# Install required package first
pip3 install huggingface_hub

# Upload remaining templates
python3 upload_templates_to_hf.py --templates \
  shorts_kungfu_desert1 \
  shorts_kungfu_match1 \
  sports_nba_dunk \
  sports_nba_pass \
  parkour_climbing \
  syn_basketball_06_13 \
  syn_dancing2_00093_irish_dance \
  syn_football_10_05
```

## Testing Checklist

1. **Fresh Page Load**:
   - [ ] Check console for "✅ Found X model components in cache"
   - [ ] UI text is visible (dark text on light background)

2. **First Time Setup** (if models not downloaded):
   - [ ] Click "🔧 Setup Models"
   - [ ] Wait for download (~5-10 min)
   - [ ] Check status: "🎉 MIMO is ready! Models loaded successfully..."
   - [ ] Models should be ready to use immediately

3. **After Page Refresh** (models already downloaded):
   - [ ] Page loads, shows cache found message
   - [ ] Click "⚡ Load Model"
   - [ ] Wait 30-60 seconds
   - [ ] Check status: "✅ Model loaded successfully!"

4. **Template Operations**:
   - [ ] Click "🔄 Refresh Templates"
   - [ ] Dropdown shows available templates
   - [ ] Select template from dropdown

5. **Video Generation**:
   - [ ] Upload character image
   - [ ] Select template
   - [ ] Choose mode (animate/edit)
   - [ ] Click "🎬 Generate Video"
   - [ ] Wait 2-5 minutes
   - [ ] Video appears in output

## Known Behavior

✅ **Expected**:
- Models persist in cache across page refreshes
- Need to click "Load Model" after refresh (one-time per session)
- Template upload takes 10-20 minutes for all 8 remaining
- First video generation may take longer (model warmup)

⚠️ **Limitations**:
- ZeroGPU has quota limits for unlogged users
- Large templates increase storage usage
- Generation time varies with template length

## Files Modified

1. **app_hf_spaces.py**:
   - `_check_existing_models()` - Fixed cache detection
   - `download_models()` - Sets cache validity flag
   - CSS styles - Added `!important` to all colors
   - `load_model_only()` - Re-checks cache, better messages
   - `setup_models()` - Clearer success message

2. **Created**:
   - `upload_templates_to_hf.py` - Template upload script
   - `UPLOAD_TEMPLATES_INSTRUCTIONS.md` - Upload guide
   - `FIX_SUMMARY.md` - This document

## Next Steps

1. **Push fixes to HuggingFace**:
   ```bash
   git push hf deploy-clean-v2:main
   ```

2. **Upload remaining templates** (optional):
   ```bash
   python3 upload_templates_to_hf.py --templates [template_names]
   ```

3. **Test on HuggingFace Spaces**:
   - https://huggingface.co/spaces/minhho/mimo-1.0
   - Follow testing checklist above

4. **Monitor logs** for any new issues

## Support

If issues persist:
1. Check HuggingFace Spaces logs tab
2. Verify model files exist in cache
3. Try "Setup Models" again to re-download
4. Check ZeroGPU quota (may need to login)

---
Last Updated: 2025-10-06
Status: ✅ All fixes complete, ready to deploy