# Staking v5.1.3
**Release Date:** August 28, 2025  
**Tags:** BUG FIXES, UI IMPROVEMENTS, ERROR HANDLING

## Bug Fixes

### Pool Management
#### Pool Edit Page
- **Fixed** pool edit page not loading existing values when accessing edit form
- **Corrected** parameter extraction from 'poolId' to 'id' in URL routing
- **Added** proper data fetching sequence with fetchPools before getPoolById
- **Implemented** loading state while fetching pool data to improve user feedback

### Error Handling
#### Pool Detail Pages
- **Added** comprehensive error UI for pool detail pages with clear error messages
- **Implemented** "Pool Not Found" UI with user-friendly message for missing pools
- **Added** retry functionality for failed pool loads with exponential backoff
- **Included** cleanup effect to clear state on component unmount preventing memory leaks

### Navigation
#### Admin Menu
- **Removed** non-existent Analytics page from admin staking menu
- **Cleaned** navigation array to prevent 404 errors
- **Fixed** broken links in staking admin navigation

## Performance Improvements

### Data Loading
#### Pool Data Fetching
- **Optimized** pool data fetching with proper sequencing
- **Reduced** unnecessary API calls by checking existing state
- **Implemented** caching for frequently accessed pool data

### State Management
#### Component Lifecycle
- **Added** proper cleanup on component unmount
- **Fixed** memory leaks from uncleaned event listeners
- **Improved** state update patterns for better performance

## UI/UX Improvements

### User Feedback
#### Loading States
- **Added** skeleton loaders for pool data
- **Implemented** progressive loading indicators
- **Enhanced** visual feedback during data fetching

### Error States
#### Error Display
- **Created** user-friendly error messages
- **Added** actionable retry buttons
- **Implemented** fallback UI for error scenarios

## Technical Details

### Files Modified

#### Frontend
##### Pool Management
- `frontend/app/[locale]/(ext)/admin/staking/pool/components/pool-form-page.tsx`
  - Fixed parameter extraction logic
  - Added proper data loading sequence
  - Implemented loading states

##### Pool Details
- `frontend/app/[locale]/(ext)/staking/pool/[id]/client.tsx`
  - Added comprehensive error handling UI
  - Implemented retry functionality
  - Added cleanup effects

##### Navigation
- `frontend/app/[locale]/(ext)/admin/staking/components/navbar.tsx`
  - Removed Analytics menu item
  - Cleaned navigation array

##### Store
- `frontend/store/staking/user.ts`
  - Improved error handling in getPoolById
  - Added cleanup for state management
  - Enhanced pool data fetching logic

## Impact
- **Pool administrators** can now properly edit existing staking pools
- **Users** experience better error handling when pools are not found
- **System** stability improved with proper cleanup and error boundaries
- **Navigation** is cleaner without broken links to non-existent pages

## Migration Notes
- No database migrations required
- All changes are backward compatible
- Updates take effect immediately after deployment

## Support
For issues or questions regarding these fixes, please refer to the staking documentation or contact support.