Flow price: --
7624f7b412c4941adc3d9969a6b681d034f8a519a670d7ec1a5cc25e26f3916b

Transaction

Hash: 7624f7b412c4941adc3d9969a6b681d034f8a519a670d7ec1a5cc25e26f3916b
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 7624f7b412c4941adc3d9969a6b681d034f8a519a670d7ec1a5cc25e26f3916b: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:
7624f7b412c4941adc3d9969a6b681d034f8a519a670d7ec1a5cc25e26f3916b
Status:
ERROR
Block height:
40042390
Block id:
9e11681aabb88482581ca4fa8f1f7d2c031c3f6de920fa8b80072896a025da5d
Timestamp:
Monday 31 October 2022 at 10:41:59 UTC
()
Proposer:
Authorizers:
Gas used:
50