Exception in thread "main" java.lang.NullPointerException at com.google.gson.internal.$Gson$Preconditions.checkNotNull($Gson$Preconditions.java:39) at com.google.gson.reflect.TypeToken.<init>(TypeToken.java:72) at com.google.gson.reflect.TypeToken.get(TypeToken.java:296) at com.google.gson.Gson.fromJson(Gson.java:930) at com.google.gson.Gson.fromJson(Gson.java:897) at com.google.gson.Gson.fromJson(Gson.java:846) at com.google.gson.Gson.fromJson(Gson.java:817) at api.longpoll.bots.converters.json.GsonConverter.convert(GsonConverter.java:24) at api.longpoll.bots.methods.VkApiMethod.execute(VkApiMethod.java:95) at net.l4npro.vk.ResolveScreenNameExample.resolveScreenName(ResolveScreenNameExample.java:20) at net.l4npro.vk.ResolveScreenNameExample.main(ResolveScreenNameExample.java:51)
yvasyliev
commented
3 years ago
ResolveScreenNameExample.java isn't working, it throws NullPointerException:
Exception in thread "main" java.lang.NullPointerException at com.google.gson.internal.$Gson$Preconditions.checkNotNull($Gson$Preconditions.java:39) at com.google.gson.reflect.TypeToken.<init>(TypeToken.java:72) at com.google.gson.reflect.TypeToken.get(TypeToken.java:296) at com.google.gson.Gson.fromJson(Gson.java:930) at com.google.gson.Gson.fromJson(Gson.java:897) at com.google.gson.Gson.fromJson(Gson.java:846) at com.google.gson.Gson.fromJson(Gson.java:817) at api.longpoll.bots.converters.json.GsonConverter.convert(GsonConverter.java:24) at api.longpoll.bots.methods.VkApiMethod.execute(VkApiMethod.java:95) at net.l4npro.vk.ResolveScreenNameExample.resolveScreenName(ResolveScreenNameExample.java:20) at net.l4npro.vk.ResolveScreenNameExample.main(ResolveScreenNameExample.java:51)