Flow price: --
43204d770dbbcef20dd14a933f193e249b521b0ef0e08ceb140b73c0d9e34ef1

Transaction

Hash: 43204d770dbbcef20dd14a933f193e249b521b0ef0e08ceb140b73c0d9e34ef1
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 43204d770dbbcef20dd14a933f193e249b521b0ef0e08ceb140b73c0d9e34ef1:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
43204d770dbbcef20dd14a933f193e249b521b0ef0e08ceb140b73c0d9e34ef1
Status:
ERROR
Block height:
39912169
Block id:
4b23348929ed75daba242d07ceddb55a902d8aad1bf8a7b8df239f4062c789a9
Timestamp:
Saturday 29 October 2022 at 06:38:03 UTC
()
Proposer:
Authorizers:
Gas used:
46