Flow price: --
1f7c125e849b0c0781df71d7037f396f0d077986b25a3cdfa5982d6b3e803696

Transaction

Hash: 1f7c125e849b0c0781df71d7037f396f0d077986b25a3cdfa5982d6b3e803696
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 1f7c125e849b0c0781df71d7037f396f0d077986b25a3cdfa5982d6b3e803696:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
1f7c125e849b0c0781df71d7037f396f0d077986b25a3cdfa5982d6b3e803696
Status:
ERROR
Block height:
40018113
Block id:
80a5bae6decdc1b1ca569fc78d7a35c12914b2394aa445c3617fae28f342f5f7
Timestamp:
Monday 31 October 2022 at 00:57:04 UTC
()
Proposer:
Authorizers:
Gas used:
50