Flow price: --
118b5758c94d78a8fa9555841709d980d85efcb7c699be2d95efeeae08e7443e

Transaction

Hash: 118b5758c94d78a8fa9555841709d980d85efcb7c699be2d95efeeae08e7443e
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 118b5758c94d78a8fa9555841709d980d85efcb7c699be2d95efeeae08e7443e: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:
118b5758c94d78a8fa9555841709d980d85efcb7c699be2d95efeeae08e7443e
Status:
ERROR
Block height:
39971393
Block id:
246ae72a4d56f49912c23fe5e847e456b0b8d8d3bf9dd4b896aa2faaaa4805ab
Timestamp:
Sunday 30 October 2022 at 06:19:17 UTC
()
Proposer:
Authorizers:
Gas used:
50