Flow price: --
e4184e824e587a5ada08c32a9e5b0dca8c23bae0a36142e6a5ac758fefd50f40

Transaction

Hash: e4184e824e587a5ada08c32a9e5b0dca8c23bae0a36142e6a5ac758fefd50f40
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> e4184e824e587a5ada08c32a9e5b0dca8c23bae0a36142e6a5ac758fefd50f40:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
e4184e824e587a5ada08c32a9e5b0dca8c23bae0a36142e6a5ac758fefd50f40
Status:
ERROR
Block height:
39855002
Block id:
7ec870a953359b34ea26043f97f5bf96dd61a29922d06bcb9f54657b53e60ff1
Timestamp:
Friday 28 October 2022 at 07:48:23 UTC
()
Proposer:
Authorizers:
Gas used:
46