Flow price: --
ab250394b80d624de5028604afd82ab33d1f1cefcba77ad4f1335994ab653e69

Transaction

Hash: ab250394b80d624de5028604afd82ab33d1f1cefcba77ad4f1335994ab653e69
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> ab250394b80d624de5028604afd82ab33d1f1cefcba77ad4f1335994ab653e69:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
ab250394b80d624de5028604afd82ab33d1f1cefcba77ad4f1335994ab653e69
Status:
ERROR
Block height:
39967333
Block id:
e3aff5f6081827f188e540c26ee0566453b31181746af74c8fcd9fb307abcdaa
Timestamp:
Sunday 30 October 2022 at 04:41:23 UTC
()
Proposer:
Authorizers:
Gas used:
50