Flow price: --
3cbb6a5b0140b9863f9add1154371c777182383dfa38a06035e0e3f1bfc153e7

Transaction

Hash: 3cbb6a5b0140b9863f9add1154371c777182383dfa38a06035e0e3f1bfc153e7
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 3cbb6a5b0140b9863f9add1154371c777182383dfa38a06035e0e3f1bfc153e7:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
3cbb6a5b0140b9863f9add1154371c777182383dfa38a06035e0e3f1bfc153e7
Status:
ERROR
Block height:
40106718
Block id:
df4ebc938d0e6184fe7d1b453adf8ea516f9a5dd37f5ef0a4cf65684a1ae3df7
Timestamp:
Tuesday 1 November 2022 at 12:38:11 UTC
()
Proposer:
Authorizers:
Gas used:
48