Flow price: --
a6cf89981624d959ad3196abc893274bb9ab77393c3314c9bbfafb8ab93d371e

Transaction

Hash: a6cf89981624d959ad3196abc893274bb9ab77393c3314c9bbfafb8ab93d371e
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> a6cf89981624d959ad3196abc893274bb9ab77393c3314c9bbfafb8ab93d371e: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:
a6cf89981624d959ad3196abc893274bb9ab77393c3314c9bbfafb8ab93d371e
Status:
ERROR
Block height:
40036061
Block id:
37f0eff49143a56356c5faf7d4e1d37f7a0b6e9afd1508bea47029b27d96018c
Timestamp:
Monday 31 October 2022 at 08:08:53 UTC
()
Proposer:
Authorizers:
Gas used:
46