Flow price: --
81344694a3a992ebda827a348c57b9f5250522350149a5a017c99418e0ff1c6b

Transaction

Hash: 81344694a3a992ebda827a348c57b9f5250522350149a5a017c99418e0ff1c6b
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 81344694a3a992ebda827a348c57b9f5250522350149a5a017c99418e0ff1c6b: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:
81344694a3a992ebda827a348c57b9f5250522350149a5a017c99418e0ff1c6b
Status:
ERROR
Block height:
40111831
Block id:
f2863dab513b65308ad34c99296a3a1958691d6586146b2af1a01dc058c8ce1d
Timestamp:
Tuesday 1 November 2022 at 14:42:30 UTC
()
Proposer:
Authorizers:
Gas used:
50