I have tried both the 1.6.2 and 1.7.9 version on my 1.7.2 server. I am able to create shops and add items just fine, but when people try to buy something (ie. a stick) they're kicked from the server. Here is the error report:
[09:40:30] [Server thread/INFO]: Smileyguy19131 issued server command: /shop buy stick 1
[09:40:30] [Server thread/WARN]: Failed to handle packet for /108.254.125.57:49940
java.lang.NullPointerException
at org.apache.logging.log4j.core.config.AppenderControl.callAppender(AppenderControl.java:101) ~[craftbukkit.jar:git-Bukkit-1.7.2-R0.3-b3020jnks]
at org.apache.logging.log4j.core.config.LoggerConfig.callAppenders(LoggerConfig.java:425) ~[craftbukkit.jar:git-Bukkit-1.7.2-R0.3-b3020jnks]
at org.apache.logging.log4j.core.config.LoggerConfig.log(LoggerConfig.java:406) ~[craftbukkit.jar:git-Bukkit-1.7.2-R0.3-b3020jnks]
at org.apache.logging.log4j.core.config.LoggerConfig.log(LoggerConfig.java:367) [craftbukkit.jar:git-Bukkit-1.7.2-R0.3-b3020jnks]
at org.apache.logging.log4j.core.Logger.log(Logger.java:110) [craftbukkit.jar:git-Bukkit-1.7.2-R0.3-b3020jnks]
at org.apache.logging.log4j.spi.AbstractLogger.error(AbstractLogger.java:609) [craftbukkit.jar:git-Bukkit-1.7.2-R0.3-b3020jnks]
at org.bukkit.craftbukkit.v1_7_R1.util.ForwardLogHandler.publish(ForwardLogHandler.java:33) ~[craftbukkit.jar:git-Bukkit-1.7.2-R0.3-b3020jnks]
at java.util.logging.Logger.log(Logger.java:522) ~[?:1.7.0_03]
at java.util.logging.Logger.doLog(Logger.java:543) ~[?:1.7.0_03]
at java.util.logging.Logger.log(Logger.java:632) ~[?:1.7.0_03]
at net.minecraft.server.v1_7_R1.PlayerConnection.handleCommand(PlayerConnection.java:957) ~[craftbukkit.jar:git-Bukkit-1.7.2-R0.3-b3020jnks]
at net.minecraft.server.v1_7_R1.PlayerConnection.a(PlayerConnection.java:814) ~[craftbukkit.jar:git-Bukkit-1.7.2-R0.3-b3020jnks]
at net.minecraft.server.v1_7_R1.PacketPlayInChat.a(PacketPlayInChat.java:28) ~[craftbukkit.jar:git-Bukkit-1.7.2-R0.3-b3020jnks]
at net.minecraft.server.v1_7_R1.PacketPlayInChat.handle(PacketPlayInChat.java:47) ~[craftbukkit.jar:git-Bukkit-1.7.2-R0.3-b3020jnks]
at net.minecraft.server.v1_7_R1.NetworkManager.a(NetworkManager.java:146) ~[craftbukkit.jar:git-Bukkit-1.7.2-R0.3-b3020jnks]
at net.minecraft.server.v1_7_R1.ServerConnection.c(SourceFile:134) [craftbukkit.jar:git-Bukkit-1.7.2-R0.3-b3020jnks]
at net.minecraft.server.v1_7_R1.MinecraftServer.u(MinecraftServer.java:655) [craftbukkit.jar:git-Bukkit-1.7.2-R0.3-b3020jnks]
at net.minecraft.server.v1_7_R1.DedicatedServer.u(DedicatedServer.java:250) [craftbukkit.jar:git-Bukkit-1.7.2-R0.3-b3020jnks]
at net.minecraft.server.v1_7_R1.MinecraftServer.t(MinecraftServer.java:545) [craftbukkit.jar:git-Bukkit-1.7.2-R0.3-b3020jnks]
at net.minecraft.server.v1_7_R1.MinecraftServer.run(MinecraftServer.java:457) [craftbukkit.jar:git-Bukkit-1.7.2-R0.3-b3020jnks]
at net.minecraft.server.v1_7_R1.ThreadServerApplication.run(SourceFile:617) [craftbukkit.jar:git-Bukkit-1.7.2-R0.3-b3020jnks]
[09:40:30] [Server thread/INFO]: Smileyguy19131 lost connection: Internal server error
I have tried both the 1.6.2 and 1.7.9 version on my 1.7.2 server. I am able to create shops and add items just fine, but when people try to buy something (ie. a stick) they're kicked from the server. Here is the error report:
[09:40:30] [Server thread/INFO]: Smileyguy19131 issued server command: /shop buy stick 1
[09:40:30] [Server thread/WARN]: Failed to handle packet for /108.254.125.57:49940
java.lang.NullPointerException
at org.apache.logging.log4j.core.config.AppenderControl.callAppender(AppenderControl.java:101) ~[craftbukkit.jar:git-Bukkit-1.7.2-R0.3-b3020jnks]
at org.apache.logging.log4j.core.config.LoggerConfig.callAppenders(LoggerConfig.java:425) ~[craftbukkit.jar:git-Bukkit-1.7.2-R0.3-b3020jnks]
at org.apache.logging.log4j.core.config.LoggerConfig.log(LoggerConfig.java:406) ~[craftbukkit.jar:git-Bukkit-1.7.2-R0.3-b3020jnks]
at org.apache.logging.log4j.core.config.LoggerConfig.log(LoggerConfig.java:367) [craftbukkit.jar:git-Bukkit-1.7.2-R0.3-b3020jnks]
at org.apache.logging.log4j.core.Logger.log(Logger.java:110) [craftbukkit.jar:git-Bukkit-1.7.2-R0.3-b3020jnks]
at org.apache.logging.log4j.spi.AbstractLogger.error(AbstractLogger.java:609) [craftbukkit.jar:git-Bukkit-1.7.2-R0.3-b3020jnks]
at org.bukkit.craftbukkit.v1_7_R1.util.ForwardLogHandler.publish(ForwardLogHandler.java:33) ~[craftbukkit.jar:git-Bukkit-1.7.2-R0.3-b3020jnks]
at java.util.logging.Logger.log(Logger.java:522) ~[?:1.7.0_03]
at java.util.logging.Logger.doLog(Logger.java:543) ~[?:1.7.0_03]
at java.util.logging.Logger.log(Logger.java:632) ~[?:1.7.0_03]
at net.minecraft.server.v1_7_R1.PlayerConnection.handleCommand(PlayerConnection.java:957) ~[craftbukkit.jar:git-Bukkit-1.7.2-R0.3-b3020jnks]
at net.minecraft.server.v1_7_R1.PlayerConnection.a(PlayerConnection.java:814) ~[craftbukkit.jar:git-Bukkit-1.7.2-R0.3-b3020jnks]
at net.minecraft.server.v1_7_R1.PacketPlayInChat.a(PacketPlayInChat.java:28) ~[craftbukkit.jar:git-Bukkit-1.7.2-R0.3-b3020jnks]
at net.minecraft.server.v1_7_R1.PacketPlayInChat.handle(PacketPlayInChat.java:47) ~[craftbukkit.jar:git-Bukkit-1.7.2-R0.3-b3020jnks]
at net.minecraft.server.v1_7_R1.NetworkManager.a(NetworkManager.java:146) ~[craftbukkit.jar:git-Bukkit-1.7.2-R0.3-b3020jnks]
at net.minecraft.server.v1_7_R1.ServerConnection.c(SourceFile:134) [craftbukkit.jar:git-Bukkit-1.7.2-R0.3-b3020jnks]
at net.minecraft.server.v1_7_R1.MinecraftServer.u(MinecraftServer.java:655) [craftbukkit.jar:git-Bukkit-1.7.2-R0.3-b3020jnks]
at net.minecraft.server.v1_7_R1.DedicatedServer.u(DedicatedServer.java:250) [craftbukkit.jar:git-Bukkit-1.7.2-R0.3-b3020jnks]
at net.minecraft.server.v1_7_R1.MinecraftServer.t(MinecraftServer.java:545) [craftbukkit.jar:git-Bukkit-1.7.2-R0.3-b3020jnks]
at net.minecraft.server.v1_7_R1.MinecraftServer.run(MinecraftServer.java:457) [craftbukkit.jar:git-Bukkit-1.7.2-R0.3-b3020jnks]
at net.minecraft.server.v1_7_R1.ThreadServerApplication.run(SourceFile:617) [craftbukkit.jar:git-Bukkit-1.7.2-R0.3-b3020jnks]
[09:40:30] [Server thread/INFO]: Smileyguy19131 lost connection: Internal server error