Flow price: --
5fdbbffadc46f7cd94b6e71c298ff19f95338f467775f0cb2081c636518a8165

Transaction

Hash: 5fdbbffadc46f7cd94b6e71c298ff19f95338f467775f0cb2081c636518a8165
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 5fdbbffadc46f7cd94b6e71c298ff19f95338f467775f0cb2081c636518a8165:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
5fdbbffadc46f7cd94b6e71c298ff19f95338f467775f0cb2081c636518a8165
Status:
ERROR
Block height:
39911182
Block id:
a8d63b4eb9e4e2f5fb526f1872f19a768695e2a84bf519d9fb570ef4b7ab9bcf
Timestamp:
Saturday 29 October 2022 at 06:14:28 UTC
()
Proposer:
Authorizers:
Gas used:
46