Flow price: --
91798f7096f413c82001a2e7f2f0c0cdf3a2fc9361db0d0a2e10e2be3480675b

Transaction

Hash: 91798f7096f413c82001a2e7f2f0c0cdf3a2fc9361db0d0a2e10e2be3480675b
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 91798f7096f413c82001a2e7f2f0c0cdf3a2fc9361db0d0a2e10e2be3480675b: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:
91798f7096f413c82001a2e7f2f0c0cdf3a2fc9361db0d0a2e10e2be3480675b
Status:
ERROR
Block height:
39855892
Block id:
a8cd2484185b23f5a56b26bdf1d083181db89e9129721fb13220dc66155b9423
Timestamp:
Friday 28 October 2022 at 08:10:00 UTC
()
Proposer:
Authorizers:
Gas used:
46