Flow price: --
d72d57e1c813034acf9746d74d615ac5b2fc9b86090993756327d7323f058bd3

Transaction

Hash: d72d57e1c813034acf9746d74d615ac5b2fc9b86090993756327d7323f058bd3
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> d72d57e1c813034acf9746d74d615ac5b2fc9b86090993756327d7323f058bd3:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
d72d57e1c813034acf9746d74d615ac5b2fc9b86090993756327d7323f058bd3
Status:
ERROR
Block height:
40139235
Block id:
cc4836d27225e475b2184f8b65f59e1943f65ae36e14959963b6d45028f52bf5
Timestamp:
Wednesday 2 November 2022 at 01:51:47 UTC
()
Proposer:
Authorizers:
Gas used:
47