Flow price: --
9241f7a97fa84ab37537e924bbb95b94ee70ac421cda2c3151a00edc1db308a3

Transaction

Hash: 9241f7a97fa84ab37537e924bbb95b94ee70ac421cda2c3151a00edc1db308a3
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 9241f7a97fa84ab37537e924bbb95b94ee70ac421cda2c3151a00edc1db308a3:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
9241f7a97fa84ab37537e924bbb95b94ee70ac421cda2c3151a00edc1db308a3
Status:
ERROR
Block height:
40080510
Block id:
052d12e65662b002c92a78ce523f43d6e05ee8f2019f4c3b2496285ce1e17c14
Timestamp:
Tuesday 1 November 2022 at 02:00:00 UTC
()
Proposer:
Authorizers:
Gas used:
47