Flow price: --
5bff132cd2778c2f71fe79967ccad83b72d6ba39448c0b31b9d1b4758077efdd

Transaction

Hash: 5bff132cd2778c2f71fe79967ccad83b72d6ba39448c0b31b9d1b4758077efdd
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 5bff132cd2778c2f71fe79967ccad83b72d6ba39448c0b31b9d1b4758077efdd: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:
5bff132cd2778c2f71fe79967ccad83b72d6ba39448c0b31b9d1b4758077efdd
Status:
ERROR
Block height:
40085841
Block id:
308d08146eeaa2b3ce166fd54ca2b674b456eeabb8384f087547a45c6d4d2426
Timestamp:
Tuesday 1 November 2022 at 04:10:02 UTC
()
Proposer:
Authorizers:
Gas used:
49