Flow price: --
1dfb62ea9a911690d977131a31bf348d18d5e8cd954e68604bc5aeb2b3af630e

Transaction

Hash: 1dfb62ea9a911690d977131a31bf348d18d5e8cd954e68604bc5aeb2b3af630e
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 1dfb62ea9a911690d977131a31bf348d18d5e8cd954e68604bc5aeb2b3af630e: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:
1dfb62ea9a911690d977131a31bf348d18d5e8cd954e68604bc5aeb2b3af630e
Status:
ERROR
Block height:
39762815
Block id:
8436d79332a04b9c22dd9d4a2112fdd4f53f74541c42f87418be93dd5a751963
Timestamp:
Wednesday 26 October 2022 at 18:36:42 UTC
()
Proposer:
Authorizers:
Gas used:
46