Edit admin/tool/log/classes/helper/store.php and apply the patch: ➜ sm git:(MDL-76556-master) ✗ git d diff --git a/admin/tool/log/classes/helper/store.php b/admin/tool/log/classes/helper/store.php index ea506ca2ae..74e1e12827 100644 --- a/admin/tool/log/classes/helper/store.php +++ b/admin/tool/log/classes/helper/store.php @@ -58,6 +58,7 @@ trait store { } $this->component = $parts[0]; $this->store = str_replace('logstore_', '', $this->component); + var_dump($this->store); }   /** Init phpunit Run phpunit with this filter: vendor/bin/phpunit --filter store_test Confirm that there was no empty strings dumped Here's an example of what you might see: ➜ sm git:(MDL-76556-master) ✗ vendor/bin/phpunit --filter store_test Moodle 4.2dev (Build: 20221201), a8f63b26be0cb1aa3367771045b7b1824cad6897 Php: 8.0.24, pgsql: 12.12, OS: Darwin 21.6.0 arm64 PHPUnit 9.5.26 by Sebastian Bergmann and contributors.   .........................................SSS....SSSSSSSSSSSSSSS 63 / 126 ( 50%) S....S...........R/Users/nicols/Sites/moodles/sm/moodle/admin/tool/log/classes/helper/store.php:61: string(8) "database" /Users/nicols/Sites/moodles/sm/moodle/admin/tool/log/classes/helper/store.php:61: string(8) "database" /Users/nicols/Sites/moodles/sm/moodle/admin/tool/log/classes/helper/store.php:61: string(8) "database" R/Users/nicols/Sites/moodles/sm/moodle/admin/tool/log/classes/helper/store.php:61: string(8) "database" /Users/nicols/Sites/moodles/sm/moodle/admin/tool/log/classes/helper/store.php:61: string(8) "database" /Users/nicols/Sites/moodles/sm/moodle/admin/tool/log/classes/helper/store.php:61: string(8) "database" .R/Users/nicols/Sites/moodles/sm/moodle/admin/tool/log/classes/helper/store.php:61: string(8) "database" /Users/nicols/Sites/moodles/sm/moodle/admin/tool/log/classes/helper/store.php:61: string(8) "database" /Users/nicols/Sites/moodles/sm/moodle/admin/tool/log/classes/helper/store.php:61: string(8) "database" /Users/nicols/Sites/moodles/sm/moodle/admin/tool/log/classes/helper/store.php:61: string(8) "database" /Users/nicols/Sites/moodles/sm/moodle/admin/tool/log/classes/helper/store.php:61: string(8) "database" /Users/nicols/Sites/moodles/sm/moodle/admin/tool/log/classes/helper/store.php:61: string(8) "database" /Users/nicols/Sites/moodles/sm/moodle/admin/tool/log/classes/helper/store.php:61: string(8) "database" R/Users/nicols/Sites/moodles/sm/moodle/admin/tool/log/classes/helper/store.php:61: string(8) "database" R/Users/nicols/Sites/moodles/sm/moodle/admin/tool/log/classes/helper/store.php:61: string(6) "legacy" /Users/nicols/Sites/moodles/sm/moodle/admin/tool/log/classes/helper/store.php:61: string(6) "legacy" /Users/nicols/Sites/moodles/sm/moodle/admin/tool/log/classes/helper/store.php:61: string(8) "standard" .R/Users/nicols/Sites/moodles/sm/moodle/admin/tool/log/classes/helper/store.php:61: string(6) "legacy" .R/Users/nicols/Sites/moodles/sm/moodle/admin/tool/log/classes/helper/store.php:61: string(8) "standard" /Users/nicols/Sites/moodles/sm/moodle/admin/tool/log/classes/helper/store.php:61: string(8) "standard" /Users/nicols/Sites/moodles/sm/moodle/admin/tool/log/classes/helper/store.php:61: string(8) "standard" R/Users/nicols/Sites/moodles/sm/moodle/admin/tool/log/classes/helper/store.php:61: string(8) "standard" /Users/nicols/Sites/moodles/sm/moodle/admin/tool/log/classes/helper/store.php:61: string(8) "standard" /Users/nicols/Sites/moodles/sm/moodle/admin/tool/log/classes/helper/store.php:61: string(8) "standard" .R/Users/nicols/Sites/moodles/sm/moodle/admin/tool/log/classes/helper/store.php:61: string(8) "standard" .R/Users/nicols/Sites/moodles/sm/moodle/admin/tool/log/classes/helper/store.php:61: string(8) "standard" .......R/Users/nicols/Sites/moodles/sm/moodle/admin/tool/log/classes/helper/store.php:61: string(8) "standard" /Users/nicols/Sites/moodles/sm/moodle/admin/tool/log/classes/helper/store.php:61: string(8) "database" /Users/nicols/Sites/moodles/sm/moodle/admin/tool/log/classes/helper/store.php:61: string(8) "database" R/Users/nicols/Sites/moodles/sm/moodle/admin/tool/log/classes/helper/store.php:61: string(8) "standard" /Users/nicols/Sites/moodles/sm/moodle/admin/tool/log/classes/helper/store.php:61: string(8) "database" /Users/nicols/Sites/moodles/sm/moodle/admin/tool/log/classes/helper/store.php:61: string(8) "database" SSR/Users/nicols/Sites/moodles/sm/moodle/admin/tool/log/classes/helper/store.php:61: string(8) "database" /Users/nicols/Sites/moodles/sm/moodle/admin/tool/log/classes/helper/store.php:61: string(8) "database" R/Users/nicols/Sites/moodles/sm/moodle/admin/tool/log/classes/helper/store.php:61: string(8) "database" /Users/nicols/Sites/moodles/sm/moodle/admin/tool/log/classes/helper/store.php:61: string(8) "database" .................. 126 / 126 (100%)     Time: 00:38.090, Memory: 356.00 MB   There were 14 risky tests:   1) logstore_database\store_test::test_log_writing with data set #0 (false) This test printed output: /Users/nicols/Sites/moodles/sm/moodle/admin/tool/log/classes/helper/store.php:61: string(8) "database" /Users/nicols/Sites/moodles/sm/moodle/admin/tool/log/classes/helper/store.php:61: string(8) "database" /Users/nicols/Sites/moodles/sm/moodle/admin/tool/log/classes/helper/store.php:61: string(8) "database"   2) logstore_database\store_test::test_log_writing with data set #1 (true) This test printed output: /Users/nicols/Sites/moodles/sm/moodle/admin/tool/log/classes/helper/store.php:61: string(8) "database" /Users/nicols/Sites/moodles/sm/moodle/admin/tool/log/classes/helper/store.php:61: string(8) "database" /Users/nicols/Sites/moodles/sm/moodle/admin/tool/log/classes/helper/store.php:61: string(8) "database"   3) logstore_database\store_test::test_is_event_ignored This test printed output: /Users/nicols/Sites/moodles/sm/moodle/admin/tool/log/classes/helper/store.php:61: string(8) "database" /Users/nicols/Sites/moodles/sm/moodle/admin/tool/log/classes/helper/store.php:61: string(8) "database" /Users/nicols/Sites/moodles/sm/moodle/admin/tool/log/classes/helper/store.php:61: string(8) "database" /Users/nicols/Sites/moodles/sm/moodle/admin/tool/log/classes/helper/store.php:61: string(8) "database" /Users/nicols/Sites/moodles/sm/moodle/admin/tool/log/classes/helper/store.php:61: string(8) "database" /Users/nicols/Sites/moodles/sm/moodle/admin/tool/log/classes/helper/store.php:61: string(8) "database" /Users/nicols/Sites/moodles/sm/moodle/admin/tool/log/classes/helper/store.php:61: string(8) "database"   4) logstore_database\store_test::test_get_supported_reports This test printed output: /Users/nicols/Sites/moodles/sm/moodle/admin/tool/log/classes/helper/store.php:61: string(8) "database"   5) logstore_legacy\store_test::test_log_writing This test printed output: /Users/nicols/Sites/moodles/sm/moodle/admin/tool/log/classes/helper/store.php:61: string(6) "legacy" /Users/nicols/Sites/moodles/sm/moodle/admin/tool/log/classes/helper/store.php:61: string(6) "legacy" /Users/nicols/Sites/moodles/sm/moodle/admin/tool/log/classes/helper/store.php:61: string(8) "standard"   6) logstore_legacy\store_test::test_get_supported_reports This test printed output: /Users/nicols/Sites/moodles/sm/moodle/admin/tool/log/classes/helper/store.php:61: string(6) "legacy"   7) logstore_standard\store_test::test_log_writing with data set #0 (false) This test printed output: /Users/nicols/Sites/moodles/sm/moodle/admin/tool/log/classes/helper/store.php:61: string(8) "standard" /Users/nicols/Sites/moodles/sm/moodle/admin/tool/log/classes/helper/store.php:61: string(8) "standard" /Users/nicols/Sites/moodles/sm/moodle/admin/tool/log/classes/helper/store.php:61: string(8) "standard"   8) logstore_standard\store_test::test_log_writing with data set #1 (true) This test printed output: /Users/nicols/Sites/moodles/sm/moodle/admin/tool/log/classes/helper/store.php:61: string(8) "standard" /Users/nicols/Sites/moodles/sm/moodle/admin/tool/log/classes/helper/store.php:61: string(8) "standard" /Users/nicols/Sites/moodles/sm/moodle/admin/tool/log/classes/helper/store.php:61: string(8) "standard"   9) logstore_standard\store_test::test_get_supported_reports This test printed output: /Users/nicols/Sites/moodles/sm/moodle/admin/tool/log/classes/helper/store.php:61: string(8) "standard"   10) logstore_standard\store_test::test_events_traversable This test printed output: /Users/nicols/Sites/moodles/sm/moodle/admin/tool/log/classes/helper/store.php:61: string(8) "standard"   11) logstore_standard\store_test::test_backup_restore with data set #0 (false) This test printed output: /Users/nicols/Sites/moodles/sm/moodle/admin/tool/log/classes/helper/store.php:61: string(8) "standard" /Users/nicols/Sites/moodles/sm/moodle/admin/tool/log/classes/helper/store.php:61: string(8) "database" /Users/nicols/Sites/moodles/sm/moodle/admin/tool/log/classes/helper/store.php:61: string(8) "database"   12) logstore_standard\store_test::test_backup_restore with data set #1 (true) This test printed output: /Users/nicols/Sites/moodles/sm/moodle/admin/tool/log/classes/helper/store.php:61: string(8) "standard" /Users/nicols/Sites/moodles/sm/moodle/admin/tool/log/classes/helper/store.php:61: string(8) "database" /Users/nicols/Sites/moodles/sm/moodle/admin/tool/log/classes/helper/store.php:61: string(8) "database"   13) mod_h5pactivity\restore_test::test_backup_restore with data set "Activity attempts and restore with userdata" (true, true, array(1, 1, 3), array(1, 1, 3)) This test printed output: /Users/nicols/Sites/moodles/sm/moodle/admin/tool/log/classes/helper/store.php:61: string(8) "database" /Users/nicols/Sites/moodles/sm/moodle/admin/tool/log/classes/helper/store.php:61: string(8) "database"   14) mod_h5pactivity\restore_test::test_backup_restore with data set "No activity attempts and restore with userdata" (false, true, array(1, 0, 0), array(1, 0, 0)) This test printed output: /Users/nicols/Sites/moodles/sm/moodle/admin/tool/log/classes/helper/store.php:61: string(8) "database" /Users/nicols/Sites/moodles/sm/moodle/admin/tool/log/classes/helper/store.php:61: string(8) "database"   OK, but incomplete, skipped, or risky tests! Tests: 126, Assertions: 1204, Skipped: 22, Risky: 14. Note: There are no instance of string(0)