What steps will reproduce the problem?
--Just logging in and trying to read what people say.

What is the expected output? What do you see instead?
--After logging in, I am flooded with the errors I copy/pasted from !BugGrabber below. I am unable to see any guild/party/say/whispers/etc, but I can send them (blindly). If another addon is causing this, the errors aren't helping me track it down. I will continue to try and figure out why this is happening.

What version of the product are you using?
--r38

Do you play on US or EU. What language do you use?
--US English

Do you have an error log of what happened?
        {
            ["message"] = "Prat-3.0-3.0 (Beta Version) \\addon\\addon.lua:428 attempt to call method 'GetName' (a nil value)\n(tail call): ?:\nInterface\\FrameXML\\ChatFrame.lua:2070 in function <Interface\\FrameXML\\ChatFrame.lua:2063\n(tail call): ?:\n(tail call): ?:\n(tail call): ?:\n(tail call): ?:\n<string>:\"*:OnEvent\":1: in function <[string \"*:OnEvent\"]:1>\n\n  ---",
            ["type"] = "error",
            ["time"] = "2008/10/15 04:46:49",
            ["session"] = 1,
            ["counter"] = 53,
        }, -- [1]
        {
            ["message"] = "Prat-3.0-3.0 (Beta Version) \\addon\\addon.lua:428 attempt to call method 'GetName' (a nil value)\n(tail call): ?:\nInterface\\FrameXML\\ChatFrame.lua:2070 in function <Interface\\FrameXML\\ChatFrame.lua:2063\n(tail call): ?:\n(tail call): ?:\n(tail call): ?:\n(tail call): ?:\n<string>:\"*:OnEvent\":1: in function <[string \"*:OnEvent\"]:1>\n<in C code>: in function `ChangeChatColor'\nPrat-3.0-3.0 (Beta Version) \\modules\\ChannelColorMemory.lua:155 in function `?'\nCallbackHandler-1.0\\CallbackHandler-1.0.lua:146 in function <...ber\\libs\\CallbackHandler-1.0\\CallbackHandler-1.0.lua:146\n<string>:\"safecall Dispatcher[12]\":4: in function <[string \"safecall Dispatcher[12]\"]:4>\n<in C code>: ?\n<string>:\"safecall Dispatcher[12]\":13: in function `?'\nCallbackHandler-1.0\\CallbackHandler-1.0.lua:91 in function `Fire'\nAceEvent-3.0\\AceEvent-3.0.lua:70 in function <Interface\\AddOns\\Ace3\\AceEvent-3.0\\AceEvent-3.0.lua:69\n\n  ---",
            ["type"] = "error",
            ["time"] = "2008/10/15 04:46:49",
            ["session"] = 1,
            ["counter"] = 18,
        }, -- [2]
        {
            ["message"] = {
                "Prat-3.0-3.0 (Beta Version) \\addon\\addon.lua:428 attempt to call method 'GetName' (a nil value)\n(tail call): ?:\nInterface\\FrameXML\\ChatFrame.lua:2070 in function <Interface\\FrameXML\\ChatFrame.lua:2063\n(tail call): ?:\n(tail call): ?:\n(tail call): ?:\n(tail call): ?:\n<string>:\"*:OnEvent\":1: in function <[string \"*:OnEvent\"]:1>\nBlizzard_CombatLog\\Blizzard_CombatLog.lua:3350 in function <...ace\\AddOns\\Blizzard_CombatLog\\Blizzard_CombatLog.lua:3329\n<in C code>: in function `ChangeChatColor'\nPrat-3.0-3.0 (Beta Version) \\modules\\ChannelColorMemory.lua:155 in function `?'\nCallbackHandler-1.0\\CallbackHandler-1.0.lua:146 in function <...ber\\libs\\CallbackHandler-1.0\\CallbackHandler-1.0.lua:146\n<string>:\"safecall Dispatcher[12]\":4: in function <[string \"safecall Dispatcher[12]\"]:4>\n<in C code>: ?\n<string>:\"safecall Dispatcher[12]\":13: in function `?'\nCallbackHandler-1.0\\CallbackHandler-1.0.lua:91 in function `Fire'\nAceEvent-3.0\\AceEvent-3.0.lua:70 in function <Interfa", -- [1]
                "ce\\AddOns\\Ace3\\AceEvent-3.0\\AceEvent-3.0.lua:69\n\n  ---", -- [2]
            },
            ["type"] = "error",
            ["time"] = "2008/10/15 04:46:49",
            ["session"] = 1,
            ["counter"] = 3,
        }, -- [3]
        {
            ["message"] = "Prat-3.0-3.0 (Beta Version) \\addon\\addon.lua:428 attempt to call method 'GetName' (a nil value)\n(tail call): ?:\nInterface\\FrameXML\\ChatFrame.lua:2070 in function <Interface\\FrameXML\\ChatFrame.lua:2063\n(tail call): ?:\n(tail call): ?:\n(tail call): ?:\n(tail call): ?:\n<string>:\"*:OnEvent\":1: in function <[string \"*:OnEvent\"]:1>\nBlizzard_CombatLog\\Blizzard_CombatLog.lua:3350 in function <...ace\\AddOns\\Blizzard_CombatLog\\Blizzard_CombatLog.lua:3329\n\n  ---",
            ["type"] = "error",
            ["time"] = "2008/10/15 04:48:08",
            ["session"] = 1,
            ["counter"] = 7,
        }, -- [4]
        {
            ["message"] = "Prat-3.0-3.0 (Beta Version) \\addon\\addon.lua:428 attempt to call method 'GetName' (a nil value)\n(tail call): ?:\nInterface\\FrameXML\\ChatFrame.lua:2070 in function <Interface\\FrameXML\\ChatFrame.lua:2063\n(tail call): ?:\n(tail call): ?:\n(tail call): ?:\n(tail call): ?:\n<string>:\"*:OnEvent\":1: in function <[string \"*:OnEvent\"]:1>\n<in C code>: ?\n<in C code>: in function `SetCVar'\nInterface\\FrameXML\\OptionsPanelTemplates.lua:233 in function `BlizzardOptionsPanel_SetCVarSafe':\nInterface\\FrameXML\\UIOptionsPanels.lua:23 in function `InterfaceOptionsPanel_CheckButton_OnClick':\n<string>:\"*:OnClick\":6: in function <[string \"*:OnClick\"]:1>\n\n  ---",
            ["type"] = "error",
            ["time"] = "2008/10/15 04:48:49",
            ["session"] = 1,
            ["counter"] = 6,
        }, -- [5]
        {
            ["message"] = "Prat-3.0-3.0 (Beta Version) \\addon\\addon.lua:428 attempt to call method 'GetName' (a nil value)\n(tail call): ?:\nInterface\\FrameXML\\ChatFrame.lua:2070 in function <Interface\\FrameXML\\ChatFrame.lua:2063\n(tail call): ?:\n(tail call): ?:\n(tail call): ?:\n(tail call): ?:\n<string>:\"*:OnEvent\":1: in function <[string \"*:OnEvent\"]:1>\nBlizzard_CombatLog\\Blizzard_CombatLog.lua:3350 in function <...ace\\AddOns\\Blizzard_CombatLog\\Blizzard_CombatLog.lua:3329\n<in C code>: ?\n<in C code>: in function `SetCVar'\nInterface\\FrameXML\\OptionsPanelTemplates.lua:233 in function `BlizzardOptionsPanel_SetCVarSafe':\nInterface\\FrameXML\\UIOptionsPanels.lua:23 in function `InterfaceOptionsPanel_CheckButton_OnClick':\n<string>:\"*:OnClick\":6: in function <[string \"*:OnClick\"]:1>\n\n  ---",
            ["type"] = "error",
            ["time"] = "2008/10/15 04:48:49",
            ["session"] = 1,
            ["counter"] = 1,
        }, -- [6]

Please provide any additional information below.
--Let me know if I can provide any.