Flow price: --
230a598cd98a66a1dc9143162df1782b24a7d61250b2f5066a5d43bee62ff104

Transaction

Hash: 230a598cd98a66a1dc9143162df1782b24a7d61250b2f5066a5d43bee62ff104
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 230a598cd98a66a1dc9143162df1782b24a7d61250b2f5066a5d43bee62ff104:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
230a598cd98a66a1dc9143162df1782b24a7d61250b2f5066a5d43bee62ff104
Status:
ERROR
Block height:
40162692
Block id:
c47fce17bf805a9a190a8d2458d8df63f5a6b531538c7a6a8177721f38b9e0bd
Timestamp:
Wednesday 2 November 2022 at 11:24:08 UTC
()
Proposer:
Authorizers:
Gas used:
48