I was just walking to my frame quarry because the chunk became unloaded and I crashed. I tried this several times and the same result occurred. This is on my smp server if that helps.
java.lang.NullPointerException
at com.eloraam.redpower.core.CoverRenderer.setTex(CoverRenderer.java:328)
at com.eloraam.redpower.core.CoverRenderer.renderShell(CoverRenderer.java:348)
at com.eloraam.redpower.core.CoverRenderer.render(CoverRenderer.java:286)
at com.eloraam.redpower.core.RenderCovers.renderCovers(RenderCovers.java:17)
at com.eloraam.redpower.logic.RenderLogic.renderCover(RenderLogic.java:121)
at com.eloraam.redpower.logic.RenderLogic.renderCovers(RenderLogic.java:24)
at codechicken.wirelessredstone.redpower.RenderRPWireless.renderWorldCommon(RenderRPWireless.java:165)
at codechicken.wirelessredstone.redpower.RenderRPWireless.renderWorldBlock(RenderRPWireless.java:131)
at com.eloraam.redpower.core.CoreProxyClient$RenderHandler.renderWorldBlock(CoreProxyClient.java:62)
at cpw.mods.fml.client.registry.RenderingRegistry.renderWorldBlock(RenderingRegistry.java:142)
at FMLRenderAccessLibrary.renderWorldBlock(FMLRenderAccessLibrary.java:85)
at bbb.b(RenderBlocks.java:569)
at baj.a(WorldRenderer.java:227)
at bav.a(RenderGlobal.java:1536)
at ban.a(EntityRenderer.java:1102)
at ban.b(EntityRenderer.java:974)
at net.minecraft.client.Minecraft.J(Minecraft.java:882)
at net.minecraft.client.Minecraft.run(Minecraft.java:771)
at java.lang.Thread.run(Unknown Source)
java.lang.NullPointerException
at com.eloraam.redpower.core.CoverRenderer.setTex(CoverRenderer.java:328)
at com.eloraam.redpower.core.CoverRenderer.renderShell(CoverRenderer.java:348)
at com.eloraam.redpower.core.CoverRenderer.render(CoverRenderer.java:286)
at com.eloraam.redpower.core.RenderCovers.renderCovers(RenderCovers.java:17)
at com.eloraam.redpower.logic.RenderLogic.renderCover(RenderLogic.java:121)
at com.eloraam.redpower.logic.RenderLogic.renderCovers(RenderLogic.java:24)
at codechicken.wirelessredstone.redpower.RenderRPWireless.renderWorldCommon(RenderRPWireless.java:165)
at codechicken.wirelessredstone.redpower.RenderRPWireless.renderWorldBlock(RenderRPWireless.java:131)
at com.eloraam.redpower.core.CoreProxyClient$RenderHandler.renderWorldBlock(CoreProxyClient.java:62)
at cpw.mods.fml.client.registry.RenderingRegistry.renderWorldBlock(RenderingRegistry.java:142)
at FMLRenderAccessLibrary.renderWorldBlock(FMLRenderAccessLibrary.java:85)
at bbb.b(RenderBlocks.java:569)
at baj.a(WorldRenderer.java:227)
at bav.a(RenderGlobal.java:1536)
at ban.a(EntityRenderer.java:1102)
at ban.b(EntityRenderer.java:974)
at net.minecraft.client.Minecraft.J(Minecraft.java:882)
at net.minecraft.client.Minecraft.run(Minecraft.java:771)
at java.lang.Thread.run(Unknown Source)