clarkwinkelmann
thanks, i found the problem, my PHP version is 7.3.
i have updated the PHP to 8.1, after i run the upload code, there are some yellow warning, but finally the extension has been updated to 2.0.
is there some error?
`PHP Deprecated: Return type of Symfony\Component\Console\Helper\HelperSet::getIterator() should either be compatible with IteratorAggregate::getIterator(): Traversable, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in phar:///usr/sbin/composer/vendor/symfony/console/Helper/HelperSet.php on line 112
Deprecated: Return type of Symfony\Component\Console\Helper\HelperSet::getIterator() should either be compatible with IteratorAggregate::getIterator(): Traversable, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in phar:///usr/sbin/composer/vendor/symfony/console/Helper/HelperSet.php on line 112
Deprecation Notice: strlen(): Passing null to parameter #1 ($string) of type string is deprecated in phar:///usr/sbin/composer/vendor/justinrainbow/json-schema/src/JsonSchema/Constraints/Constraint.php:48
Deprecation Notice: Return type of Composer\Repository\ArrayRepository::count() should either be compatible with Countable::count(): int, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in phar:///usr/sbin/composer/src/Composer/Repository/ArrayRepository.php:286
Deprecation Notice: Return type of Composer\Repository\ArrayRepository::count() should either be compatible with Countable::count(): int, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in phar:///usr/sbin/composer/src/Composer/Repository/ArrayRepository.php:286
Deprecation Notice: Return type of Composer\Repository\ArrayRepository::count() should either be compatible with Countable::count(): int, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in phar:///usr/sbin/composer/src/Composer/Repository/ArrayRepository.php:286
Loading composer repositories with package information
Info from https://repo.packagist.org: #StandWithUkraine
Deprecation Notice: Return type of Composer\DependencyResolver\Pool::count() should either be compatible with Countable::count(): int, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in phar:///usr/sbin/composer/src/Composer/DependencyResolver/Pool.php:82
Updating dependencies
Deprecation Notice: Return type of Composer\DependencyResolver\RuleSet::getIterator() should either be compatible with IteratorAggregate::getIterator(): Traversable, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in phar:///usr/sbin/composer/src/Composer/DependencyResolver/RuleSet.php:119
Deprecation Notice: Return type of Composer\DependencyResolver\RuleSet::count() should either be compatible with Countable::count(): int, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in phar:///usr/sbin/composer/src/Composer/DependencyResolver/RuleSet.php:101
Deprecation Notice: Return type of Composer\DependencyResolver\Decisions::current() should either be compatible with Iterator::current(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in phar:///usr/sbin/composer/src/Composer/DependencyResolver/Decisions.php:155
Deprecation Notice: Return type of Composer\DependencyResolver\Decisions::next() should either be compatible with Iterator::next(): void, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in phar:///usr/sbin/composer/src/Composer/DependencyResolver/Decisions.php:165
Deprecation Notice: Return type of Composer\DependencyResolver\Decisions::key() should either be compatible with Iterator::key(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in phar:///usr/sbin/composer/src/Composer/DependencyResolver/Decisions.php:160
Deprecation Notice: Return type of Composer\DependencyResolver\Decisions::valid() should either be compatible with Iterator::valid(): bool, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in phar:///usr/sbin/composer/src/Composer/DependencyResolver/Decisions.php:170
Deprecation Notice: Return type of Composer\DependencyResolver\Decisions::rewind() should either be compatible with Iterator::rewind(): void, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in phar:///usr/sbin/composer/src/Composer/DependencyResolver/Decisions.php:150
Deprecation Notice: Return type of Composer\DependencyResolver\Decisions::count() should either be compatible with Countable::count(): int, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in phar:///usr/sbin/composer/src/Composer/DependencyResolver/Decisions.php:145
Deprecation Notice: Return type of Composer\DependencyResolver\RuleSetIterator::current() should either be compatible with Iterator::current(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in phar:///usr/sbin/composer/src/Composer/DependencyResolver/RuleSetIterator.php:36
Deprecation Notice: Return type of Composer\DependencyResolver\RuleSetIterator::next() should either be compatible with Iterator::next(): void, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in phar:///usr/sbin/composer/src/Composer/DependencyResolver/RuleSetIterator.php:46
Deprecation Notice: Return type of Composer\DependencyResolver\RuleSetIterator::key() should either be compatible with Iterator::key(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in phar:///usr/sbin/composer/src/Composer/DependencyResolver/RuleSetIterator.php:41
Deprecation Notice: Return type of Composer\DependencyResolver\RuleSetIterator::valid() should either be compatible with Iterator::valid(): bool, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in phar:///usr/sbin/composer/src/Composer/DependencyResolver/RuleSetIterator.php:89
Deprecation Notice: Return type of Composer\DependencyResolver\RuleSetIterator::rewind() should either be compatible with Iterator::rewind(): void, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in phar:///usr/sbin/composer/src/Composer/DependencyResolver/RuleSetIterator.php:70
Lock file operations: 0 installs, 1 update, 0 removals
- Upgrading fof/sitemap (1.0.3 => 2.0.0)
Writing lock file
Installing dependencies from lock file (including require-dev)
Package operations: 0 installs, 1 update, 0 removals
- Downloading fof/sitemap (2.0.0)
- Upgrading fof/sitemap (1.0.3 => 2.0.0): Extracting archive
Deprecation Notice: Return type of Symfony\Component\Finder\Finder::getIterator() should either be compatible with IteratorAggregate::getIterator(): Traversable, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in phar:///usr/sbin/composer/vendor/symfony/finder/Finder.php:675
Deprecation Notice: Return type of Symfony\Component\Finder\Finder::count() should either be compatible with Countable::count(): int, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in phar:///usr/sbin/composer/vendor/symfony/finder/Finder.php:732
Deprecation Notice: Return type of Symfony\Component\Finder\Iterator\RecursiveDirectoryIterator::getChildren() should either be compatible with RecursiveDirectoryIterator::getChildren(): RecursiveDirectoryIterator, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in phar:///usr/sbin/composer/vendor/symfony/finder/Iterator/RecursiveDirectoryIterator.php:85
Deprecation Notice: Return type of Symfony\Component\Finder\Iterator\RecursiveDirectoryIterator::rewind() should either be compatible with FilesystemIterator::rewind(): void, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in phar:///usr/sbin/composer/vendor/symfony/finder/Iterator/RecursiveDirectoryIterator.php:113
Deprecation Notice: Return type of Symfony\Component\Finder\Iterator\RecursiveDirectoryIterator::current() should either be compatible with FilesystemIterator::current(): SplFileInfo|FilesystemIterator|string, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in phar:///usr/sbin/composer/vendor/symfony/finder/Iterator/RecursiveDirectoryIterator.php:65
Deprecation Notice: Return type of Symfony\Component\Finder\Iterator\FilterIterator::rewind() should either be compatible with FilterIterator::rewind(): void, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in phar:///usr/sbin/composer/vendor/symfony/finder/Iterator/FilterIterator.php:30
Deprecation Notice: Return type of Symfony\Component\Finder\Iterator\DepthRangeFilterIterator::accept() should either be compatible with FilterIterator::accept(): bool, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in phar:///usr/sbin/composer/vendor/symfony/finder/Iterator/DepthRangeFilterIterator.php:41
Deprecation Notice: Return type of Symfony\Component\Finder\Iterator\FilenameFilterIterator::accept() should either be compatible with FilterIterator::accept(): bool, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in phar:///usr/sbin/composer/vendor/symfony/finder/Iterator/FilenameFilterIterator.php:28
Deprecation Notice: Return type of Composer\Repository\CompositeRepository::count() should either be compatible with Countable::count(): int, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in phar:///usr/sbin/composer/src/Composer/Repository/CompositeRepository.php:180
Package swiftmailer/swiftmailer is abandoned, you should avoid using it. Use symfony/mailer instead.
Generating autoload files
Deprecation Notice: Return type of Symfony\Component\Finder\Iterator\FileTypeFilterIterator::accept() should either be compatible with FilterIterator::accept(): bool, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in phar:///usr/sbin/composer/vendor/symfony/finder/Iterator/FileTypeFilterIterator.php:42
Deprecation Notice: Return type of Symfony\Component\Finder\Iterator\ExcludeDirectoryFilterIterator::accept() should either be compatible with FilterIterator::accept(): bool, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in phar:///usr/sbin/composer/vendor/symfony/finder/Iterator/ExcludeDirectoryFilterIterator.php:55
Deprecation Notice: Return type of Symfony\Component\Finder\Iterator\ExcludeDirectoryFilterIterator::hasChildren() should either be compatible with RecursiveIterator::hasChildren(): bool, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in phar:///usr/sbin/composer/vendor/symfony/finder/Iterator/ExcludeDirectoryFilterIterator.php:71
Deprecation Notice: Return type of Symfony\Component\Finder\Iterator\ExcludeDirectoryFilterIterator::getChildren() should either be compatible with RecursiveIterator::getChildren(): ?RecursiveIterator, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in phar:///usr/sbin/composer/vendor/symfony/finder/Iterator/ExcludeDirectoryFilterIterator.php:76
Deprecation Notice: Return type of Symfony\Component\Finder\Iterator\FilterIterator::rewind() should either be compatible with Iterator::rewind(): void, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in phar:///usr/sbin/composer/vendor/symfony/finder/Iterator/FilterIterator.php:30
Deprecation Notice: Return type of Symfony\Component\Finder\Iterator\PathFilterIterator::accept() should either be compatible with FilterIterator::accept(): bool, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in phar:///usr/sbin/composer/vendor/symfony/finder/Iterator/PathFilterIterator.php:27
77 packages you are using are looking for funding.
Use the composer fund
command to find out more!`