Flow price: --
c5c720cb50eab8dd651ce260131c53678dc2e538e1c094022894e9207f7174f0

Transaction

Hash: c5c720cb50eab8dd651ce260131c53678dc2e538e1c094022894e9207f7174f0
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> c5c720cb50eab8dd651ce260131c53678dc2e538e1c094022894e9207f7174f0:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
c5c720cb50eab8dd651ce260131c53678dc2e538e1c094022894e9207f7174f0
Status:
ERROR
Block height:
39917493
Block id:
69a6b2ea044d93b546bf058de334593cc084c02486ae3678322947342912c170
Timestamp:
Saturday 29 October 2022 at 08:46:18 UTC
()
Proposer:
Authorizers:
Gas used:
45