Flow price: --
7bee206f679fe12c28a1b2cd356fa84bfe9449cf769da2d2c6a437ed2e3a2d5f

Transaction

Hash: 7bee206f679fe12c28a1b2cd356fa84bfe9449cf769da2d2c6a437ed2e3a2d5f
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 7bee206f679fe12c28a1b2cd356fa84bfe9449cf769da2d2c6a437ed2e3a2d5f: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:
7bee206f679fe12c28a1b2cd356fa84bfe9449cf769da2d2c6a437ed2e3a2d5f
Status:
ERROR
Block height:
39869764
Block id:
b249ad2ed446fbaac46f4298833cfcf6e12ad219bc100b2f2706138f96a6763c
Timestamp:
Friday 28 October 2022 at 13:43:48 UTC
()
Proposer:
Authorizers:
Gas used:
52