Flow price: --
e6c10b66a7bc7b768210f91cf138804f6f401cfba7eadfae2e8a64b69c544ac9

Transaction

Hash: e6c10b66a7bc7b768210f91cf138804f6f401cfba7eadfae2e8a64b69c544ac9
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> e6c10b66a7bc7b768210f91cf138804f6f401cfba7eadfae2e8a64b69c544ac9:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
e6c10b66a7bc7b768210f91cf138804f6f401cfba7eadfae2e8a64b69c544ac9
Status:
ERROR
Block height:
40023141
Block id:
b567715156478e7e614934ab2357f62d06864fd286db21f0ae6152ecc1622580
Timestamp:
Monday 31 October 2022 at 02:57:15 UTC
()
Proposer:
Authorizers:
Gas used:
47