Flow price: --
a2456dd1c1e69518a4f123333914e6473c60d9e62f0e53cb19391e3afbb4a106

Transaction

Hash: a2456dd1c1e69518a4f123333914e6473c60d9e62f0e53cb19391e3afbb4a106
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> a2456dd1c1e69518a4f123333914e6473c60d9e62f0e53cb19391e3afbb4a106:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
a2456dd1c1e69518a4f123333914e6473c60d9e62f0e53cb19391e3afbb4a106
Status:
ERROR
Block height:
40052957
Block id:
38144941a32e253980702df43c69729a825242b54fef58c73c459fa5773a287a
Timestamp:
Monday 31 October 2022 at 14:57:49 UTC
()
Proposer:
Authorizers:
Gas used:
50