Flow price: --
a98961e25d2a3c6320c69158f4e03490162b10a419e242d5f27a72ff74ab35a5

Transaction

Hash: a98961e25d2a3c6320c69158f4e03490162b10a419e242d5f27a72ff74ab35a5
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> a98961e25d2a3c6320c69158f4e03490162b10a419e242d5f27a72ff74ab35a5:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
a98961e25d2a3c6320c69158f4e03490162b10a419e242d5f27a72ff74ab35a5
Status:
ERROR
Block height:
40136115
Block id:
6fdedac7113f9b6bca81ce9f03e7c74ce4db95aef54a98397161e70d0c0f6e36
Timestamp:
Wednesday 2 November 2022 at 00:36:17 UTC
()
Proposer:
Authorizers:
Gas used:
49