reflect: reflect.Value.Set using unaddressable value

[rollbar]

View details in Rollbar: https://rollbar.com/RTradeLtd/Temporal/items/2/

Traceback (most recent call last):
  File "/usr/local/go/src/runtime/panic.go", line 503, in runtime.gopanic
  File "/usr/local/go/src/reflect/value.go", line 234, in reflect.flag.mustBeAssignable
  File "/usr/local/go/src/reflect/value.go", line 1366, in reflect.Value.Set
  File "github.com/jinzhu/gorm/callback_query.go", line 43, in gorm.queryCallback
  File "github.com/jinzhu/gorm/scope.go", line 857, in gorm.(*Scope).callCallbacks
  File "github.com/jinzhu/gorm/main.go", line 311, in gorm.(*DB).Find
  File "github.com/RTradeLtd/Temporal/api/api.go", line 136, in api.getUploadsFromDatabase
  File "github.com/gin-gonic/gin/context.go", line 108, in gin.(*Context).Next
  File "github.com/gin-contrib/rollbar/recovey.go", line 40, in rollbar.Recovery.func1
  File "github.com/gin-gonic/gin/context.go", line 108, in gin.(*Context).Next
  File "github.com/gin-gonic/gin/recovery.go", line 48, in gin.RecoveryWithWriter.func1
  File "github.com/gin-gonic/gin/context.go", line 108, in gin.(*Context).Next
  File "github.com/gin-gonic/gin/logger.go", line 86, in gin.LoggerWithWriter.func1
  File "github.com/gin-gonic/gin/context.go", line 108, in gin.(*Context).Next
  File "github.com/gin-gonic/gin/gin.go", line 359, in gin.(*Engine).handleHTTPRequest
  File "github.com/gin-gonic/gin/gin.go", line 326, in gin.(*Engine).ServeHTTP
  File "/usr/local/go/src/net/http/server.go", line 2695, in http.serverHandler.ServeHTTP
  File "/usr/local/go/src/net/http/server.go", line 1830, in http.(*conn).serve
  File "/usr/local/go/src/runtime/asm_amd64.s", line 2362, in runtime.goexit
{40e13aa}: reflect: reflect.Value.Set using unaddressable value