Flow price: --
4dbd89efe5ffb05261cd3070313dbf71102904622bef8ad05d96b67c821e0337

Transaction

Hash: 4dbd89efe5ffb05261cd3070313dbf71102904622bef8ad05d96b67c821e0337
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 4dbd89efe5ffb05261cd3070313dbf71102904622bef8ad05d96b67c821e0337:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
4dbd89efe5ffb05261cd3070313dbf71102904622bef8ad05d96b67c821e0337
Status:
ERROR
Block height:
40162856
Block id:
5aeb424d92eab8ead3cf9a153da505275d3ec7c32ae239341a5b8ec73ea097a2
Timestamp:
Wednesday 2 November 2022 at 11:28:06 UTC
()
Proposer:
Authorizers:
Gas used:
47