Going to the History tab in Diffusion (eg https://we.phorge.it/source/phorge/history/master/) generates multiple PHP 8.1 errors.
EXCEPTION: (RuntimeException) preg_replace(): Passing null to parameter #3 ($subject) of type array|string is deprecated at [<arcanist>/src/error/PhutilErrorHandler.php:261]PHP message: arcanist(head=master, ref.master=8130241a11ac, custom=4), phorge(head=master, ref.master=7c1487e4dcfa)PHP message: #0 <#2> PhutilErrorHandler::handleError(integer, string, string, integer) called at [<arcanist>/src/error/PhutilErrorHandler.php:261]PHP message: #1 <#2> preg_replace(string, string, NULL) called at [<phorge>/src/applications/diffusion/query/pathid/DiffusionPathIDQuery.php:52]PHP message: #2 <#2> DiffusionPathIDQuery::normalizePath(NULL) called at [<phorge>/src/applications/diffusion/query/DiffusionQuery.php:174]PHP message: #3 <#2> DiffusionQuery::loadHistoryForCommitIdentifiers(array, DiffusionGitRequest) called at [<phorge>/src/applications/diffusion/conduit/DiffusionHistoryQueryConduitAPIMethod.php:104]PHP message: #4 <#2> DiffusionHistoryQueryConduitAPIMethod::getGitResult(ConduitAPIRequest) called at [<phorge>/src/applications/diffusion/conduit/DiffusionQueryConduitAPIMethod.php:155]PHP message: #5 <#2> DiffusionQueryConduitAPIMethod::getResult(ConduitAPIRequest) called at [<phorge>/src/applications/diffusion/conduit/DiffusionHistoryQueryConduitAPIMethod.php:35]PHP message: #6 <#2> DiffusionHistoryQueryConduitAPIMethod::getResult(ConduitAPIRequest) called at [<phorge>/src/applications/diffusion/conduit/DiffusionQueryConduitAPIMethod.php:110]PHP message: #7 <#2> DiffusionQueryConduitAPIMethod::execute(ConduitAPIRequest) called at [<phorge>/src/applications/conduit/method/ConduitAPIMethod.php:156]PHP message: #8 <#2> ConduitAPIMethod::executeMethod(ConduitAPIRequest) called at [<phorge>/src/applications/conduit/call/ConduitCall.php:131]PHP message: #9 <#2> ConduitCall::executeMethod() called at [<phorge>/src/applications/conduit/call/ConduitCall.php:81]PHP message: #10 <#2> ConduitCall::execute() called at [<arcanist>/src/future/MethodCallFuture.php:30]PHP message: #11 <#2> MethodCallFuture::isReady() called at [<arcanist>/src/future/Future.php:63]PHP message: #12 <#2> Future::updateFuture() called at [<arcanist>/src/future/Future.php:159]PHP message: #13 <#2> Future::start() called at [<arcanist>/src/future/FutureIterator.php:403]PHP message: #14 <#2> FutureIterator::moveFutureToWork(integer) called at [<arcanist>/src/future/FutureIterator.php:374]PHP message: #15 <#2> FutureIterator::updateWorkingSet() called at [<arcanist>/src/future/FutureIterator.php:206]PHP message: #16 <#2> FutureIterator::next() called at [<arcanist>/src/future/FutureIterator.php:190]PHP message: #17 <#2> FutureIterator::rewind()PHP message: #18 <#2> iterator_to_array(FutureIterator) called at [<arcanist>/src/future/FutureIterator.php:84]PHP message: #19 <#2> FutureIterator::resolveAll() called at [<arcanist>/src/future/Future.php:47]PHP message: #20 <#2> Future::resolve() called at [<phorge>/src/applications/diffusion/query/DiffusionQuery.php:83]PHP message: #21 <#2> DiffusionQuery::callConduitWithDiffusionRequest(PhabricatorUser, DiffusionGitRequest, string, array) called at [<phorge>/src/applications/diffusion/controller/DiffusionController.php:242]PHP message: #22 <#2> DiffusionController::callConduitWithDiffusionRequest(string, array) called at [<phorge>/src/applications/diffusion/controller/DiffusionHistoryController.php:31]PHP message: #23 <#2> DiffusionHistoryController::handleRequest(AphrontRequest) called at [<phorge>/src/aphront/configuration/AphrontApplicationConfiguration.php:284]PHP message: #24 phlog(RuntimeException) called at [<phorge>/src/aphront/handler/PhabricatorDefaultRequestExceptionHandler.php:41]PHP message: #25 PhabricatorDefaultRequestExceptionHandler::handleRequestThrowable(AphrontRequest, RuntimeException) called at [<phorge>/src/aphront/configuration/AphrontApplicationConfiguration.php:751]PHP message: #26 AphrontApplicationConfiguration::handleThrowable(RuntimeException) called at [<phorge>/src/aphront/configuration/AphrontApplicationConfiguration.php:296]PHP message: #27 AphrontApplicationConfiguration::processRequest(AphrontRequest, PhutilDeferredLog, AphrontPHPHTTPSink, MultimeterControl) called at [<phorge>/src/aphront/configuration/AphrontApplicationConfiguration.php:204]PHP message: #28 AphrontApplicationConfiguration::runHTTPRequest(AphrontPHPHTTPSink) called at [<phorge>/webroot/index.php:35]'
EXCEPTION: (RuntimeException) strlen(): Passing null to parameter #1 ($string) of type string is deprecated at [<arcanist>/src/error/PhutilErrorHandler.php:261]PHP message: arcanist(head=master, ref.master=8130241a11ac, custom=4), phorge(head=master, ref.master=7c1487e4dcfa)PHP message: #0 <#2> PhutilErrorHandler::handleError(integer, string, string, integer) called at [<phorge>/src/applications/diffusion/controller/DiffusionHistoryController.php:53]PHP message: #1 <#2> DiffusionHistoryController::handleRequest(AphrontRequest) called at [<phorge>/src/aphront/configuration/AphrontApplicationConfiguration.php:284]PHP message: #2 phlog(RuntimeException) called at [<phorge>/src/aphront/handler/PhabricatorDefaultRequestExceptionHandler.php:41]PHP message: #3 PhabricatorDefaultRequestExceptionHandler::handleRequestThrowable(AphrontRequest, RuntimeException) called at [<phorge>/src/aphront/configuration/AphrontApplicationConfiguration.php:751]PHP message: #4 AphrontApplicationConfiguration::handleThrowable(RuntimeException) called at [<phorge>/src/aphront/configuration/AphrontApplicationConfiguration.php:296]PHP message: #5 AphrontApplicationConfiguration::processRequest(AphrontRequest, PhutilDeferredLog, AphrontPHPHTTPSink, MultimeterControl) called at [<phorge>/src/aphront/configuration/AphrontApplicationConfiguration.php:204]PHP message: #6 AphrontApplicationConfiguration::runHTTPRequest(AphrontPHPHTTPSink) called at [<phorge>/webroot/index.php:35]'
EXCEPTION: (RuntimeException) strlen(): Passing null to parameter #1 ($string) of type string is deprecated at [<arcanist>/src/error/PhutilErrorHandler.php:261]PHP message: arcanist(head=master, ref.master=8130241a11ac, custom=4), phorge(head=master, ref.master=7c1487e4dcfa)PHP message: #0 <#2> PhutilErrorHandler::handleError(integer, string, string, integer) called at [<phorge>/src/applications/diffusion/controller/DiffusionHistoryController.php:101]PHP message: #1 <#2> DiffusionHistoryController::buildHeader(DiffusionGitRequest) called at [<phorge>/src/applications/diffusion/controller/DiffusionHistoryController.php:61]PHP message: #2 <#2> DiffusionHistoryController::handleRequest(AphrontRequest) called at [<phorge>/src/aphront/configuration/AphrontApplicationConfiguration.php:284]PHP message: #3 phlog(RuntimeException) called at [<phorge>/src/aphront/handler/PhabricatorDefaultRequestExceptionHandler.php:41]PHP message: #4 PhabricatorDefaultRequestExceptionHandler::handleRequestThrowable(AphrontRequest, RuntimeException) called at [<phorge>/src/aphront/configuration/AphrontApplicationConfiguration.php:751]PHP message: #5 AphrontApplicationConfiguration::handleThrowable(RuntimeException) called at [<phorge>/src/aphront/configuration/AphrontApplicationConfiguration.php:296]PHP message: #6 AphrontApplicationConfiguration::processRequest(AphrontRequest, PhutilDeferredLog, AphrontPHPHTTPSink, MultimeterControl) called at [<phorge>/src/aphront/configuration/AphrontApplicationConfiguration.php:204]PHP message: #7 AphrontApplicationConfiguration::runHTTPRequest(AphrontPHPHTTPSink) called at [<phorge>/webroot/index.php:35]'