Flow price: --
3e8dfb85b6443242d1cdbbbe374c3793b1639764118f1911d7a5e1ded5e735b0

Transaction

Hash: 3e8dfb85b6443242d1cdbbbe374c3793b1639764118f1911d7a5e1ded5e735b0
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 3e8dfb85b6443242d1cdbbbe374c3793b1639764118f1911d7a5e1ded5e735b0:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
3e8dfb85b6443242d1cdbbbe374c3793b1639764118f1911d7a5e1ded5e735b0
Status:
ERROR
Block height:
40118967
Block id:
3eeff651320c2ae4276a68ca82fb16100e892813ee0e6a0e8892d5871ddb696f
Timestamp:
Tuesday 1 November 2022 at 17:36:17 UTC
()
Proposer:
Authorizers:
Gas used:
48