Flow price: --
3658370a09bfa025ca7734d3c3c150d0190dea43c509a918342bee2dee0573b7

Transaction

Hash: 3658370a09bfa025ca7734d3c3c150d0190dea43c509a918342bee2dee0573b7
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 3658370a09bfa025ca7734d3c3c150d0190dea43c509a918342bee2dee0573b7:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
3658370a09bfa025ca7734d3c3c150d0190dea43c509a918342bee2dee0573b7
Status:
ERROR
Block height:
39973749
Block id:
9b70c8108731416406afcce6f93161c45c4765211e650ba36f007d796c0609bf
Timestamp:
Sunday 30 October 2022 at 07:16:41 UTC
()
Proposer:
Authorizers:
Gas used:
47