Describe the issue or problem
When I log into the journal, the error shows
An unexpected error has occurred. Please reload the page and try again.
What application are you using?
For example, OJS 3.3.0.13
Error Log
[07-Jul-2023 08:09:48 UTC] PHP Deprecated: Return type of Illuminate\Support\Collection::offsetExists($key) should either be compatible with ArrayAccess::offsetExists(mixed $offset): bool, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /home3/uohedupk/public_html/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Support/Collection.php on line 1349
[07-Jul-2023 08:09:48 UTC] PHP Deprecated: Return type of Illuminate\Support\Collection::offsetGet($key) should either be compatible with ArrayAccess::offsetGet(mixed $offset): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /home3/uohedupk/public_html/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Support/Collection.php on line 1360
[07-Jul-2023 08:09:48 UTC] PHP Deprecated: Return type of Illuminate\Support\Collection::offsetSet($key, $value) should either be compatible with ArrayAccess::offsetSet(mixed $offset, mixed $value): void, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /home3/uohedupk/public_html/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Support/Collection.php on line 1372
[07-Jul-2023 08:09:48 UTC] PHP Deprecated: Return type of Illuminate\Support\Collection::offsetUnset($key) should either be compatible with ArrayAccess::offsetUnset(mixed $offset): void, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /home3/uohedupk/public_html/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Support/Collection.php on line 1387
[07-Jul-2023 08:09:48 UTC] PHP Deprecated: Return type of Illuminate\Support\Collection::count() should either be compatible with Countable::count(): int, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /home3/uohedupk/public_html/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Support/Collection.php on line 1304
[07-Jul-2023 08:09:48 UTC] PHP Deprecated: Return type of Illuminate\Support\Collection::getIterator() should either be compatible with IteratorAggregate::getIterator(): Traversable, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /home3/uohedupk/public_html/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Support/Collection.php on line 1294
[07-Jul-2023 08:09:48 UTC] PHP Deprecated: Return type of Illuminate\Support\Collection::jsonSerialize() should either be compatible with JsonSerializable::jsonSerialize(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /home3/uohedupk/public_html/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Support/Traits/EnumeratesValues.php on line 768
[07-Jul-2023 08:09:48 UTC] PHP Deprecated: Function strftime() is deprecated in /home3/uohedupk/public_html/lib/pkp/classes/services/PKPSubmissionService.inc.php on line 320
[07-Jul-2023 08:09:48 UTC] PHP Deprecated: Function strftime() is deprecated in /home3/uohedupk/public_html/lib/pkp/classes/services/PKPSubmissionService.inc.php on line 321
[07-Jul-2023 08:09:48 UTC] PHP Deprecated: Function strftime() is deprecated in /home3/uohedupk/public_html/lib/pkp/classes/services/PKPSubmissionService.inc.php on line 320
[07-Jul-2023 08:09:48 UTC] PHP Deprecated: Function strftime() is deprecated in /home3/uohedupk/public_html/lib/pkp/classes/services/PKPSubmissionService.inc.php on line 321
[07-Jul-2023 08:09:48 UTC] PHP Deprecated: Function strftime() is deprecated in /home3/uohedupk/public_html/lib/pkp/classes/services/PKPSubmissionService.inc.php on line 320
[07-Jul-2023 08:09:48 UTC] PHP Deprecated: Function strftime() is deprecated in /home3/uohedupk/public_html/lib/pkp/classes/services/PKPSubmissionService.inc.php on line 321
[07-Jul-2023 08:09:48 UTC] PHP Deprecated: Function strftime() is deprecated in /home3/uohedupk/public_html/plugins/generic/googleScholar/GoogleScholarPlugin.inc.php on line 102
[07-Jul-2023 08:09:48 UTC] PHP Deprecated: Function strftime() is deprecated in /home3/uohedupk/public_html/plugins/generic/googleScholar/GoogleScholarPlugin.inc.php on line 103
[07-Jul-2023 08:09:48 UTC] PHP Deprecated: Function strftime() is deprecated in /home3/uohedupk/public_html/lib/pkp/classes/services/PKPSubmissionService.inc.php on line 320
[07-Jul-2023 08:09:48 UTC] PHP Deprecated: Function strftime() is deprecated in /home3/uohedupk/public_html/lib/pkp/classes/services/PKPSubmissionService.inc.php on line 321
[07-Jul-2023 08:09:48 UTC] PHP Deprecated: htmlspecialchars(): Passing null to parameter #1 ($string) of type string is deprecated in /home3/uohedupk/public_html/lib/pkp/lib/vendor/smarty/smarty/libs/plugins/modifier.escape.php on line 39
[07-Jul-2023 08:09:48 UTC] PHP Deprecated: htmlspecialchars(): Passing null to parameter #1 ($string) of type string is deprecated in /home3/uohedupk/public_html/lib/pkp/lib/vendor/smarty/smarty/libs/plugins/modifier.escape.php on line 39
[07-Jul-2023 08:09:48 UTC] PHP Deprecated: htmlspecialchars(): Passing null to parameter #1 ($string) of type string is deprecated in /home3/uohedupk/public_html/lib/pkp/lib/vendor/smarty/smarty/libs/plugins/modifier.escape.php on line 39
[07-Jul-2023 08:09:48 UTC] PHP Deprecated: htmlspecialchars(): Passing null to parameter #1 ($string) of type string is deprecated in /home3/uohedupk/public_html/lib/pkp/lib/vendor/smarty/smarty/libs/plugins/modifier.escape.php on line 39
[07-Jul-2023 08:09:48 UTC] PHP Deprecated: htmlspecialchars(): Passing null to parameter #1 ($string) of type string is deprecated in /home3/uohedupk/public_html/lib/pkp/lib/vendor/smarty/smarty/libs/plugins/modifier.escape.php on line 39
[07-Jul-2023 08:09:48 UTC] PHP Deprecated: htmlspecialchars(): Passing null to parameter #1 ($string) of type string is deprecated in /home3/uohedupk/public_html/lib/pkp/lib/vendor/smarty/smarty/libs/plugins/modifier.escape.php on line 39
[07-Jul-2023 08:09:48 UTC] PHP Deprecated: htmlspecialchars(): Passing null to parameter #1 ($string) of type string is deprecated in /home3/uohedupk/public_html/lib/pkp/lib/vendor/smarty/smarty/libs/plugins/modifier.escape.php on line 39
[07-Jul-2023 08:09:48 UTC] PHP Deprecated: htmlspecialchars(): Passing null to parameter #1 ($string) of type string is deprecated in /home3/uohedupk/public_html/lib/pkp/lib/vendor/smarty/smarty/libs/plugins/modifier.escape.php on line 39
[07-Jul-2023 08:09:48 UTC] PHP Deprecated: htmlspecialchars(): Passing null to parameter #1 ($string) of type string is deprecated in /home3/uohedupk/public_html/lib/pkp/lib/vendor/smarty/smarty/libs/plugins/modifier.escape.php on line 39
[07-Jul-2023 08:09:48 UTC] PHP Deprecated: htmlspecialchars(): Passing null to parameter #1 ($string) of type string is deprecated in /home3/uohedupk/public_html/lib/pkp/lib/vendor/smarty/smarty/libs/plugins/modifier.escape.php on line 39
[07-Jul-2023 08:09:48 UTC] PHP Deprecated: htmlspecialchars(): Passing null to parameter #1 ($string) of type string is deprecated in /home3/uohedupk/public_html/lib/pkp/lib/vendor/smarty/smarty/libs/plugins/modifier.escape.php on line 39
[07-Jul-2023 08:09:48 UTC] PHP Deprecated: htmlspecialchars(): Passing null to parameter #1 ($string) of type string is deprecated in /home3/uohedupk/public_html/lib/pkp/lib/vendor/smarty/smarty/libs/plugins/modifier.escape.php on line 39
[07-Jul-2023 08:09:48 UTC] PHP Deprecated: htmlspecialchars(): Passing null to parameter #1 ($string) of type string is deprecated in /home3/uohedupk/public_html/lib/pkp/lib/vendor/smarty/smarty/libs/plugins/modifier.escape.php on line 39
[07-Jul-2023 08:09:48 UTC] PHP Deprecated: htmlspecialchars(): Passing null to parameter #1 ($string) of type string is deprecated in /home3/uohedupk/public_html/lib/pkp/lib/vendor/smarty/smarty/libs/plugins/modifier.escape.php on line 39
[07-Jul-2023 08:09:48 UTC] PHP Deprecated: htmlspecialchars(): Passing null to parameter #1 ($string) of type string is deprecated in /home3/uohedupk/public_html/lib/pkp/lib/vendor/smarty/smarty/libs/plugins/modifier.escape.php on line 39
[07-Jul-2023 08:09:48 UTC] PHP Deprecated: htmlspecialchars(): Passing null to parameter #1 ($string) of type string is deprecated in /home3/uohedupk/public_html/lib/pkp/lib/vendor/smarty/smarty/libs/plugins/modifier.escape.php on line 39
[07-Jul-2023 08:09:48 UTC] PHP Deprecated: htmlspecialchars(): Passing null to parameter #1 ($string) of type string is deprecated in /home3/uohedupk/public_html/lib/pkp/lib/vendor/smarty/smarty/libs/plugins/modifier.escape.php on line 39
[07-Jul-2023 08:09:48 UTC] PHP Deprecated: htmlspecialchars(): Passing null to parameter #1 ($string) of type string is deprecated in /home3/uohedupk/public_html/lib/pkp/lib/vendor/smarty/smarty/libs/plugins/modifier.escape.php on line 39
[07-Jul-2023 08:09:48 UTC] PHP Deprecated: htmlspecialchars(): Passing null to parameter #1 ($string) of type string is deprecated in /home3/uohedupk/public_html/lib/pkp/lib/vendor/smarty/smarty/libs/plugins/modifier.escape.php on line 39
[07-Jul-2023 08:09:48 UTC] PHP Deprecated: htmlspecialchars(): Passing null to parameter #1 ($string) of type string is deprecated in /home3/uohedupk/public_html/lib/pkp/lib/vendor/smarty/smarty/libs/plugins/modifier.escape.php on line 39
[07-Jul-2023 08:09:48 UTC] PHP Deprecated: htmlspecialchars(): Passing null to parameter #1 ($string) of type string is deprecated in /home3/uohedupk/public_html/lib/pkp/lib/vendor/smarty/smarty/libs/plugins/modifier.escape.php on line 39
[07-Jul-2023 08:09:48 UTC] PHP Deprecated: htmlspecialchars(): Passing null to parameter #1 ($string) of type string is deprecated in /home3/uohedupk/public_html/lib/pkp/lib/vendor/smarty/smarty/libs/plugins/modifier.escape.php on line 39
[07-Jul-2023 08:09:48 UTC] PHP Deprecated: htmlspecialchars(): Passing null to parameter #1 ($string) of type string is deprecated in /home3/uohedupk/public_html/lib/pkp/lib/vendor/smarty/smarty/libs/plugins/modifier.escape.php on line 39
[07-Jul-2023 08:09:48 UTC] PHP Deprecated: Function strftime() is deprecated in /home3/uohedupk/public_html/lib/pkp/classes/services/PKPSubmissionService.inc.php on line 320
[07-Jul-2023 08:09:48 UTC] PHP Deprecated: Function strftime() is deprecated in /home3/uohedupk/public_html/lib/pkp/classes/services/PKPSubmissionService.inc.php on line 321
[07-Jul-2023 08:09:48 UTC] PHP Deprecated: Function strftime() is deprecated in /home3/uohedupk/public_html/lib/pkp/lib/vendor/smarty/smarty/libs/plugins/modifier.date_format.php on line 81
[07-Jul-2023 08:09:48 UTC] PHP Deprecated: Function strftime() is deprecated in /home3/uohedupk/public_html/lib/pkp/classes/services/PKPSubmissionService.inc.php on line 320
[07-Jul-2023 08:09:48 UTC] PHP Deprecated: Function strftime() is deprecated in /home3/uohedupk/public_html/lib/pkp/classes/services/PKPSubmissionService.inc.php on line 321
[07-Jul-2023 08:09:48 UTC] PHP Deprecated: Function strftime() is deprecated in /home3/uohedupk/public_html/lib/pkp/classes/services/PKPSubmissionService.inc.php on line 320