Deprecated warnings v1.18

tanali

I had previously installed ostickets using automated installer provided by my host. They have recently updated the package v1.18 and when trying to update our version to the latest we are getting deprecated warning.s
PHP version 8.2
I have posted the deprecated messages below and unable to admin login as the username and passwords dont submit on the form due to the warnings
Deprecated: Optional parameter $namespace declared before required parameter $key is implicitly treated as a required parameter in /home/www/ostickets.mydomainname/include/class.config.php on line 198

Deprecated: Return type of BaseList::getIterator() should either be compatible with IteratorAggregate::getIterator(): Traversable, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /home/www/ostickets.mydomainname/include/class.util.php on line 101

Deprecated: Return type of BaseList::count($mode = COUNT_NORMAL) should either be compatible with Countable::count(): int, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /home/www/ostickets.mydomainname/include/class.util.php on line 106

Deprecated: Return type of ListObject::offsetExists($offset) should either be compatible with ArrayAccess::offsetExists(mixed $offset): bool, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /home/www/ostickets.mydomainname/include/class.util.php on line 220

Deprecated: Return type of ListObject::offsetGet($offset) should either be compatible with ArrayAccess::offsetGet(mixed $offset): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /home/www/ostickets.mydomainname/include/class.util.php on line 198

Deprecated: Return type of ListObject::offsetSet($offset, $value) should either be compatible with ArrayAccess::offsetSet(mixed $offset, mixed $value): void, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /home/www/ostickets.mydomainname/include/class.util.php on line 207

Deprecated: Return type of ListObject::offsetUnset($offset) should either be compatible with ArrayAccess::offsetUnset(mixed $offset): void, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /home/www/ostickets.mydomainname/include/class.util.php on line 227

Deprecated: Return type of ModelMeta::offsetExists($field) should either be compatible with ArrayAccess::offsetExists(mixed $offset): bool, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /home/www/ostickets.mydomainname/include/class.orm.php on line 242

Deprecated: Return type of ModelMeta::offsetGet($field) should either be compatible with ArrayAccess::offsetGet(mixed $offset): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /home/www/ostickets.mydomainname/include/class.orm.php on line 236

Deprecated: Return type of ModelMeta::offsetSet($field, $what) should either be compatible with ArrayAccess::offsetSet(mixed $offset, mixed $value): void, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /home/www/ostickets.mydomainname/include/class.orm.php on line 239

Deprecated: Return type of ModelMeta::offsetUnset($field) should either be compatible with ArrayAccess::offsetUnset(mixed $offset): void, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /home/www/ostickets.mydomainname/include/class.orm.php on line 245

Deprecated: Return type of QuerySet::getIterator($iterator = false) should either be compatible with IteratorAggregate::getIterator(): Traversable, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /home/www/ostickets.mydomainname/include/class.orm.php on line 1565

Deprecated: Return type of QuerySet::offsetExists($offset) should either be compatible with ArrayAccess::offsetExists(mixed $offset): bool, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /home/www/ostickets.mydomainname/include/class.orm.php on line 1596

Deprecated: Return type of QuerySet::offsetGet($offset) should either be compatible with ArrayAccess::offsetGet(mixed $offset): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /home/www/ostickets.mydomainname/include/class.orm.php on line 1599

Deprecated: Return type of QuerySet::offsetSet($a, $b) should either be compatible with ArrayAccess::offsetSet(mixed $offset, mixed $value): void, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /home/www/ostickets.mydomainname/include/class.orm.php on line 1605

Deprecated: Return type of QuerySet::offsetUnset($a) should either be compatible with ArrayAccess::offsetUnset(mixed $offset): void, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /home/www/ostickets.mydomainname/include/class.orm.php on line 1602

Deprecated: Return type of QuerySet::count() should either be compatible with Countable::count(): int, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /home/www/ostickets.mydomainname/include/class.orm.php on line 1371

Deprecated: Return type of CachedResultSet::offsetExists($offset) should either be compatible with ArrayAccess::offsetExists(mixed $offset): bool, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /home/www/ostickets.mydomainname/include/class.orm.php on line 1743

Deprecated: Return type of CachedResultSet::offsetGet($offset) should either be compatible with ArrayAccess::offsetGet(mixed $offset): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /home/www/ostickets.mydomainname/include/class.orm.php on line 1747

Deprecated: Return type of CachedResultSet::offsetSet($a, $b) should either be compatible with ArrayAccess::offsetSet(mixed $offset, mixed $value): void, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /home/www/ostickets.mydomainname/include/class.orm.php on line 1754

Deprecated: Return type of CachedResultSet::offsetUnset($a) should either be compatible with ArrayAccess::offsetUnset(mixed $offset): void, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /home/www/ostickets.mydomainname/include/class.orm.php on line 1751

Deprecated: Return type of ModelInstanceManager::getIterator() should either be compatible with IteratorAggregate::getIterator(): Traversable, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /home/www/ostickets.mydomainname/include/class.orm.php on line 2002

Deprecated: Return type of CallbackSimpleIterator::current() should either be compatible with Iterator::current(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /home/www/ostickets.mydomainname/include/class.orm.php on line 2046

Deprecated: Return type of CallbackSimpleIterator::next() should either be compatible with Iterator::next(): void, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /home/www/ostickets.mydomainname/include/class.orm.php on line 2051

Deprecated: Return type of CallbackSimpleIterator::key() should either be compatible with Iterator::key(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /home/www/ostickets.mydomainname/include/class.orm.php on line 2036

Deprecated: Return type of CallbackSimpleIterator::valid() should either be compatible with Iterator::valid(): bool, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /home/www/ostickets.mydomainname/include/class.orm.php on line 2040

Deprecated: Return type of CallbackSimpleIterator::rewind() should either be compatible with Iterator::rewind(): void, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /home/www/ostickets.mydomainname/include/class.orm.php on line 2031

Deprecated: Return type of FlatArrayIterator::getIterator() should either be compatible with IteratorAggregate::getIterator(): Traversable, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /home/www/ostickets.mydomainname/include/class.orm.php on line 2076

Deprecated: Return type of HashArrayIterator::getIterator() should either be compatible with IteratorAggregate::getIterator(): Traversable, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /home/www/ostickets.mydomainname/include/class.orm.php on line 2099

Deprecated: Return type of BaseMessageStorage::getIterator() should either be compatible with IteratorAggregate::getIterator(): Traversable, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /home/www/ostickets.mydomainname/include/class.message.php on line 186

Warning: ini_set(): Session ini settings cannot be changed after headers have already been sent in /home/www/ostickets.mydomainname/bootstrap.php on line 19

Warning: session_cache_limiter(): Session cache limiter cannot be changed after headers have already been sent in /home/www/ostickets.mydomainname/bootstrap.php on line 21
KevinTheJedi

tanali
Those are just warnings. They can be ignored. You can modify PHP settings to only log Errors and disregard Warnings and Notices.
Cheers.
KevinTheJedi

tanali
If you can’t login then it might be a session issue. Simply right click the page, click Inspect, go to Application tab, click the drop-down arrow next to Cookies, click the hostname of the site under Cookies section, click the button with three lines and an X (or Cancel symbol), right click the browser Refresh button, click Empty cache and hard reload, and retry the login.
Cheers.