Error message when trying to delete collection /or pages

[Jonathan Sleator]

Mahara 21.10 and the PHP version is 7.3
MySQL 5.7.36

Operating system: Linux.
Browser: Chrome Version 112.0.5615.121 (x86_64)

To reproduce the issue:
Log in.
Navigate to a collection and try to delete it.
Deletion of the collection occurs but the pages remain.
Select the remaining page(s) and try to delete, the attached error message appears and the page is not deleted.

Error message:

[WAR] 30 (lib/errors.php:853) Failed to get a recordset: mysqli error: [1146: Table 'uhi_mdl.module_submissions' doesn't exist] in EXECUTE("SELECT "id" FROM "module_submissions" WHERE "portfolioelementtype" = 'view' AND "portfolioelementid" = '55831' ")Command was: SELECT "id" FROM "module_submissions" WHERE "portfolioelementtype" = ? AND "portfolioelementid" = ? and values was (0:view,1:55831)
Call stack (most recent first):,
log_message(string(size 372), integer, true, true) at www/lib/errors.php:89,
log_warn(string(size 372)) at /www/lib/errors.php:853,
SQLException->__construct(string(size 372)) at www/lib/dml.php:922,
get_column_sql(string(size 102), array(size 2)) at www/lib/dml.php:897,
get_column(string(size 18), string(size 2), string(size 20), string(size 4), string(size 18), string(size 5)) at www/lib/view.php:1039,
View->delete() at www/view/delete.php:125,
deleteview_submit(object(Pieform), array(size 2)) at /www/lib/pieforms/pieform.php:572,
Pieform->__construct(array(size 5)) at www/lib/pieforms/pieform.php:168,
Pieform::process(array(size 5)) at www/lib/mahara.php:5726,
pieform(array(size 5)) at /www/view/delete.php:107,

[WAR] 30 (lib/dml.php:922) Failed to get a recordset: mysqli error: [1146: Table 'uhi_mdl.module_submissions' doesn't exist] in EXECUTE("SELECT "id" FROM "module_submissions" WHERE "portfolioelementtype" = 'view' AND "portfolioelementid" = '55831' ")Command was: SELECT "id" FROM "module_submissions" WHERE "portfolioelementtype" = ? AND "portfolioelementid" = ? and values was (0:view,1:55831),
Call stack (most recent first):,
get_column_sql(string(size 102), array(size 2)) at /www/lib/dml.php:897,
get_column(string(size 18), string(size 2), string(size 20), string(size 4), string(size 18), string(size 5)) at www/lib/view.php:1039
View->delete() at www/view/delete.php:125
deleteview_submit(object(Pieform), array(size 2)) at /www/lib/pieforms/pieform.php:572,
Pieform->__construct(array(size 5)) at www/lib/pieforms/pieform.php:168,
Pieform::process(array(size 5)) at /www/lib/mahara.php:5726,
pieform(array(size 5)) at /www/view/delete.php:107,

[Kristina Hoeppner (kris-hoeppner)]

I think this is a duplicate of bug #1995527. Quick fix: Install the submissions plugin via the extensions page.