Troubleshooting Common Update Issues

Complete guide for Troubleshooting Common Update Issues

Issue 1: Update Fails with "Permission Denied"

Solution:

# Check file permissions
ls -la /path/to/schedula

# Fix permissions
chmod -R 755 /path/to/schedula
chown -R www-data:www-data /path/to/schedula

# Ensure storage is writable
chmod -R 775 /path/to/schedula/storage
chmod -R 775 /path/to/schedula/bootstrap/cache

Issue 2: Database Migration Fails

Solution:

# Check database connection
php artisan tinker
DB::connection()->getPdo();

# Run migrations with verbose output
php artisan migrate --force -v

# If specific migration fails, check the error log
tail -f storage/logs/laravel.log

Issue 3: Composer Dependencies Fail

Solution:

# Clear composer cache
composer clear-cache

# Remove vendor directory and reinstall
rm -rf vendor/
composer install --no-dev --optimize-autoloader

# Check PHP version compatibility
php -v
composer check-platform-reqs

Issue 4: Application Won't Start After Update

Solution:

# Check application logs
tail -f storage/logs/laravel.log

# Clear all caches
php artisan config:clear
php artisan route:clear
php artisan view:clear
php artisan cache:clear

# Regenerate application key
php artisan key:generate

# Check storage permissions
chmod -R 775 storage/
chmod -R 775 bootstrap/cache/

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