Flow price: --
6dd8a96a4bcd1d4485f9cdb5cd83eae5c919655d65647f05cb5b7b4c11673eba

Transaction

Hash: 6dd8a96a4bcd1d4485f9cdb5cd83eae5c919655d65647f05cb5b7b4c11673eba
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 6dd8a96a4bcd1d4485f9cdb5cd83eae5c919655d65647f05cb5b7b4c11673eba: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:
6dd8a96a4bcd1d4485f9cdb5cd83eae5c919655d65647f05cb5b7b4c11673eba
Status:
ERROR
Block height:
40070483
Block id:
2b87314e050b182cf6647f610b524ad4f2f0ec7319f1999bfdf39cd2a78578a5
Timestamp:
Monday 31 October 2022 at 22:01:12 UTC
()
Proposer:
Authorizers:
Gas used:
48