Flow price: --
946f3fe2797b5ac457f53c83cab194706c8590443a9491375da752bec5eb6b80

Transaction

Hash: 946f3fe2797b5ac457f53c83cab194706c8590443a9491375da752bec5eb6b80
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 946f3fe2797b5ac457f53c83cab194706c8590443a9491375da752bec5eb6b80:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
946f3fe2797b5ac457f53c83cab194706c8590443a9491375da752bec5eb6b80
Status:
ERROR
Block height:
40149667
Block id:
c71fa89a5e69b29b791d94e2a24ca6a0c9423a848e06b5e25809cf5d72760718
Timestamp:
Wednesday 2 November 2022 at 06:06:03 UTC
()
Proposer:
Authorizers:
Gas used:
49