Is there any update on this as we too face same issue in dashboard, following is our stack trace:
ERROR 2019/02/01 20:55:17.797061 panic_handler.go:26: PANIC
URL: /api/activity/country/25/1/2019/2/2/2019?by=Hits&p=-2&sort=1
ERROR: interface conversion: interface {} is float64, not int
STACK:
goroutine 8231 [running]:
github.com/TykTechnologies/tyk-analytics/vendor/github.com/gocraft/web.(*Router).handlePanic(0xc4205ab860, 0xc4206a15c0, 0xc4206a15e0, 0xb7e920, 0xc4206ae9c0)
/src/github.com/TykTechnologies/tyk-analytics/vendor/github.com/gocraft/web/router_serve.go:273 +0x47a
github.com/TykTechnologies/tyk-analytics/vendor/github.com/gocraft/web.(*Router).ServeHTTP.func1(0xc4205ab860, 0xc4206a15c0)
/src/github.com/TykTechnologies/tyk-analytics/vendor/github.com/gocraft/web/router_serve.go:43 +0x6f
panic(0xb7e920, 0xc4206ae9c0)
/usr/local/go/src/runtime/panic.go:491 +0x283
main.(*AggregateAnalyticsData).unpackAggregate(0xc420381360, 0xb83480, 0xc420b4cf00, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, ...)
/src/github.com/TykTechnologies/tyk-analytics/model_key_analytics.go:247 +0xf8a
main.(*AggregateAnalyticsData).GetSliceData(0xc420381360, 0x19, 0x1, 0x7e3, 0x0, 0x2, 0x2, 0x7e3, 0x0, 0x0, ...)
/src/github.com/TykTechnologies/tyk-analytics/model_key_analytics_aggregates.go:271 +0x1667
main.(*AggregateAnalyticsData).GetSlice(0xc420381360, 0x19, 0x1, 0x7e3, 0x0, 0x2, 0x2, 0x7e3, 0x0, 0x0, ...)
/src/github.com/TykTechnologies/tyk-analytics/model_key_analytics.go:483 +0x4e6
main.(*APIContext).handleDefaultReply(0xc420260500, 0x19, 0x1, 0x7e3, 0x0, 0x2, 0x2, 0x7e3, 0x0, 0x0, ...)
/src/github.com/TykTechnologies/tyk-analytics/api_analytics.go:195 +0x80
main.(*APIContext).GetGroupTrafficByCountry(0xc420260500, 0x10fc320, 0xc4206a15c0, 0xc4206a15e0)
/src/github.com/TykTechnologies/tyk-analytics/api_analytics.go:292 +0xd9
reflect.Value.call(0xb58fc0, 0xce2fe0, 0x13, 0xc59b66, 0x4, 0xc420667348, 0x3, 0x3, 0x144dc30, 0xc37c40, ...)
/usr/local/go/src/reflect/value.go:434 +0x905
reflect.Value.Call(0xb58fc0, 0xce2fe0, 0x13, 0xc420667348, 0x3, 0x3, 0xbb3300, 0xc42032cf60, 0x0)
/usr/local/go/src/reflect/value.go:302 +0xa4
github.com/TykTechnologies/tyk-analytics/vendor/github.com/gocraft/web.middlewareStack.func1(0x10fc320, 0xc4206a15c0, 0xc4206a15e0)
/src/github.com/TykTechnologies/tyk-analytics/vendor/github.com/gocraft/web/router_serve.go:135 +0x37f
main.(*APIContext).InstrumentationMW(0xc420260500, 0x10fc320, 0xc4206a15c0, 0xc4206a15e0, 0xc42023db60)
/src/github.com/TykTechnologies/tyk-analytics/instrumentation_helpers.go:48 +0x94
reflect.Value.call(0xb6bfa0, 0xce3130, 0x13, 0xc59b66, 0x4, 0xc420667870, 0x4, 0x4, 0xc420616900, 0xb701a0, ...)
/usr/local/go/src/reflect/value.go:434 +0x905
reflect.Value.Call(0xb6bfa0, 0xce3130, 0x13, 0xc420667870, 0x4, 0x4, 0x53241d, 0x13e, 0xc420452cc0)
/usr/local/go/src/reflect/value.go:302 +0xa4
github.com/TykTechnologies/tyk-analytics/vendor/github.com/gocraft/web.(*middlewareHandler).invoke(0xc42021c9c0, 0xc58440, 0xc420260500, 0x16, 0x10fc320, 0xc4206a15c0, 0xc4206a15e0, 0xc42023db60)
/src/github.com/TykTechnologies/tyk-analytics/vendor/github.com/gocraft/web/router_serve.go:155 +0x1e3
github.com/TykTechnologies/tyk-analytics/vendor/github.com/gocraft/web.middlewareStack.func1(0x10fc320, 0xc4206a15c0, 0xc4206a15e0)
/src/github.com/TykTechnologies/tyk-analytics/vendor/github.com/gocraft/web/router_serve.go:144 +0x1b0
main.GoCraftHttphandlerFunc.func1(0x10f64a0, 0xc4206a15c0, 0xc420b7a800)
/src/github.com/TykTechnologies/tyk-analytics/main.go:597 +0x43
net/http.HandlerFunc.ServeHTTP(0xc420b4c120, 0x10f64a0, 0xc4206a15c0, 0xc420b7a800)
/usr/local/go/src/net/http/server.go:1918 +0x44
github.com/TykTechnologies/tyk-analytics/vendor/github.com/TykTechnologies/nosurf.(*CSRFHandler).handleSuccess(0xc420667da0, 0x10f64a0, 0xc4206a15c0, 0xc420b7a800)
/src/github.com/TykTechnologies/tyk-analytics/vendor/github.com/TykTechnologies/nosurf/handler.go:180 +0x51
github.com/TykTechnologies/tyk-analytics/vendor/github.com/TykTechnologies/nosurf.(*CSRFHandler).ServeHTTP(0xc420667da0, 0x10f64a0, 0xc4206a15c0, 0xc420b7a800)
/src/github.com/TykTechnologies/tyk-analytics/vendor/github.com/TykTechnologies/nosurf/handler.go:137 +0x1a4
main.CSRFMiddleware(0x10fc320, 0xc4206a15c0, 0xc4206a15e0, 0xc42023db60)
/src/github.com/TykTechnologies/tyk-analytics/main.go:618 +0x1ca
main.(*APIContext).CSRFAPIMidd