Same thing for me. I raised webform couple days ago. They confirmed fingerprints were not received by the responsible office yet. not sure whats going on. RCMP confirmed they sent it on 11 April.
Application Submitted. 29 jan
AOR. 12 feb
asked for more ID proof. Sent 3rd march
Background completed 5th march
Test invite. 19th march
Test taken. 24th march
Test completed updated. 7th April
LPP. Today
Scarborough office. Sent it last monday and it was marked complete following day. I gave test on same date as you. But it shows date completed when it was updated in tracker.
Timeline
Application Submitted. Feb7 th
AOR. Feb 27th
Background completed 10th march
Test invite. 10th march
Test taken. 21th march
Test completed updated. 1st May
Timeline
Application Submitted. Feb7 th
AOR. Feb 27th
Background completed 10th march
Test invite. 10th march
Test taken. 21th march
Test completed updated. 1st May
I am in the same situation as you. Exam march 30 and then a fingerprint request April 2nd with no updates, but I will try what the other user suggested and check via a webform.