Flow price: --
b81abdce61c616eca755d53254f09d288ca4236c353c997049d5de35dc4f8e13

Transaction

Hash: b81abdce61c616eca755d53254f09d288ca4236c353c997049d5de35dc4f8e13
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> b81abdce61c616eca755d53254f09d288ca4236c353c997049d5de35dc4f8e13:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
b81abdce61c616eca755d53254f09d288ca4236c353c997049d5de35dc4f8e13
Status:
ERROR
Block height:
39738971
Block id:
67ad3a5f3bbc826539027e07157fdb2d2772e8ab9a4f0bb090d1b281d325426b
Timestamp:
Wednesday 26 October 2022 at 08:59:59 UTC
()
Proposer:
Authorizers:
Gas used:
47