Flow price: --
58a7f5565b3ba4814ddf9a98349b467003d3a2e164d5ac3d278b5abe141eff4c

Transaction

Hash: 58a7f5565b3ba4814ddf9a98349b467003d3a2e164d5ac3d278b5abe141eff4c
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 58a7f5565b3ba4814ddf9a98349b467003d3a2e164d5ac3d278b5abe141eff4c: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:
58a7f5565b3ba4814ddf9a98349b467003d3a2e164d5ac3d278b5abe141eff4c
Status:
ERROR
Block height:
39906974
Block id:
c2f1e5f409b8e314126514604787e167909881608076a63a91c0fc7900ffb8ff
Timestamp:
Saturday 29 October 2022 at 04:33:28 UTC
()
Proposer:
Authorizers:
Gas used:
46