| 1 | Malformed input XML |
| 2 | Call Type or Version invalid |
| 100 | Missing RequesterCredentials node |
| 101 | Missing DeveloperName node |
| 102 | Missing UserToken node |
| 103 | Authorization failed |
| 104 | UserToken has expired |
| 105 | Call Limit reached |
| 106 | Account not active |
| 110 | Account does not have access to that filter |
| 111 | Invalid Account Type |
| 202 | Invalid Call Type, or you are not authorized to make this call. |
| 203 | Internal file error |
| 204 | Malformed input XML |
| 205 | No valid input XML was included |
| 206 | Invalid Filter - X |
| 1000 | Internal Cache Query Failed |
| 1001 | Internal Search Query Failed |
| 1002 | Internal Keyword Query Failed |
| 2000 | Missing expected Root node |
| 2001 | Missing SearchQuery node |
| 2002 | Missing Keyword node |
| 2003 | X is an invalid Y node (should it be inside Z?) |
| 2004 | International Data is unavailable for the date selected (X) |
| 2005 | The Seller Filter is not available for this call. Have you tried GetSellerResearchResults? |
| 2006 | GetSellerResearchResults call requires a Seller Filter. |
| 2007 | Excluding a seller requires other filters, such as a Keyword, Item Specifics, or UPC/ISBN |
| 2010 | X is an invalid SearchQuery node |
| 2011 | X is an invalid Dates node |
| 2012 | Invalid Date node value |
| 2013 | Invalid combination of dates |
| 2014 | X is an invalid ResultSet node |
| 2015 | Too many dates requested. You may only request up to 30 days at a time |
| 2016 | All the specified dates were out of range |
| 2017 | Duplicate date tag found for X |
| 2018 | Invalid DayOfWeek node value - Expecting {DAYOFWEEK} |
| 2020 | No CategoryID node found in CategoryLimit node |
| 2021 | CategoryID X is an invalid category |
| 2022 | Invalid ListingLimit node value - Expecting {INTEGER} |
| 2023 | Invalid DurationFilter node value - Expecting {INTEGER} |
| 2024 | X is an invalid CategoryLimit node |
| 2025 | Invalid SiteID node value - Expecting {INTEGER} |
| 2026 | Too many ListingsReturned nodes specified |
| 2027 | Too many CategoriesReturned nodes specified |
| 2028 | Too many SiteID nodes specified |
| 2029 | Too many Pricing nodes specified |
| 2030 | Too many Keywords nodes specified |
| 2031 | Too many PriceCeiling nodes specified |
| 2032 | Too many PriceFloor nodes specified |
| 2034 | Too many CategoryLimit nodes specified |
| 2035 | Too many Dates nodes specified |
| 2036 | Too many ResultSet nodes specified |
| 2040 | Invalid Keywords node value - Expecting {STRING} |
| 2041 | Invalid PriceCeiling node value - Expecting {FLOAT} |
| 2042 | Invalid PriceFloor node value - Expecting {FLOAT} |
| 2045 | Invalid CategoryID node value - Expecting {INTEGER} |
| 2046 | Invalid StartDate node value - Expecting {DATE} |
| 2047 | Invalid EndDate node value - Expecting {DATE} |
| 2048 | Invalid DateRange node value - Expecting {DATERANGE} |
| 2049 | Invalid Date node value - Expecting {DATE} |
| 2053 | Keywords node value is too long. 55 characters max |
| 2059 | No Results - PriceFloor greater than PriceCeiling |
| 2060 | Keywords node is empty |
| 2061 | Invalid X node value |
| 2062 | X is an invalid ListingFilters node |
| 2063 | Invalid X node value |
| 2064 | X is an invalid ListingType node |
| 2065 | No valid Keywords were included |
| 2066 | Invalid StartHour node value - Expecting {HOUR} |
| 2067 | Invalid EndHour node value - Expecting {HOUR} |
| 2068 | Invalid Hour node value - Expecting {HOUR} |
| 2069 | Invalid combination of Hours nodes |
| 2070 | Too many ListingFilters node specified |
| 2071 | Too many ListingTypes nodes specified |
| 2072 | Too many StartPriceCeiling nodes specified |
| 2073 | Too many StartPriceFloor nodes specified |
| 2074 | Too many ListingLimit nodes specified |
| 2075 | Too many DurationFilter nodes specified |
| 2076 | Too many Hours nodes specified |
| 2077 | No Results - Invalid Hours nodes values |
| 2078 | Invalid DurationFilter node value - Expecting {INTEGER} |
| 2079 | Invalid StartPrice node value - Expecting {FLOAT} |
| 2082 | X is an invalid Y node value - Expecting {BOOLEAN} |
| 2087 | Too many SellerFilters nodes specified |
| 2089 | Could not find the seller X |
| 2091 | is not a valid SellerFilters node |
| 2095 | No Results - No items found |
| 2096 | Invalid Limit node value - Out of allowed range |
| 2097 | Too many CategoryID nodes specified |
| 2098 | X is not a valid CategoryLimit node |
| 2099 | Invalid StartPriceCeiling node value - Expecting {FLOAT} |
| 2100 | Unrecoverable Internal Error |
| 2101 | Invalid StartPriceFloor node value - Expecting {FLOAT} |
| 2102 | X is not a valid Pricing node |
| 2103 | Cannot select listings that used no features and a specific feature |
| 2138 | Weird Internal Query Error |
| 2139 | Invalid SiteID for the specified call |
| 2140 | Empty EndPriceCeiling Node - Expecting {FLOAT} |
| 2141 | Empty EndPriceFloor Node - Expecting {FLOAT} |
| 2142 | Empty CategoryID Node - Expecting {INTEGER} |
| 2143 | Empty StartDate Node - Expecting {DATE} |
| 2144 | Empty EndDate Node - Expecting {DATE} |
| 2145 | Empty DayOfWeek Node - Expecting {DAYOFWEEK} |
| 2146 | Empty DateRange Node - Expecting {DATERANGE} |
| 2147 | Empty Date Node - Expecting {DATE} |
| 2148 | Empty ListingLimit Node - Expecting {INTEGER} |
| 2149 | Empty X Node - Expecting {BOOLEAN} |
| 2150 | Empty StartPriceCeiling Node - Expecting {FLOAT} |
| 2151 | Empty StartPriceFloor Node - Expecting {FLOAT} |
| 2152 | Empty DurationFilter Node - Expecting {INTEGER} |
| 2153 | Empty Seller Node - Expecting {STRING} |
| 2154 | Empty ExcludeSeller Node - Expecting {STRING} |
| 2157 | Empty X Node - Expecting {STRING} |
| 2158 | Empty X Node - Expecting {STRING} |
| 2159 | Empty StartHour Node - Expecting {INTEGER} |
| 2160 | Empty EndHour Node - Expecting {INTEGER} |
| 2161 | Empty Hour Node - Expecting {INTEGER} |
| 2162 | Empty SiteID Node - Expecting {INTEGER} |
| 2163 | Empty Currency Node - Expecting {STRING} |
| 2200 | Specified PriceFloor, Ceiling, and CategoryLimit. Need Keywords, ISBN, UPC, SellerID, or ItemSpecifics. |
| 2201 | Specified PriceFloor and CategoryLimit. Need Keywords, ISBN, UPC, SellerID, or ItemSpecifics. |
| 2202 | Specified PriceCeiling and CategoryLimit. Need Keywords, ISBN, UPC, SellerID, or ItemSpecifics. |
| 2203 | Specified PriceFloor and Ceiling. Need Keywords, ISBN, UPC, SellerID, or ItemSpecifics. |
| 2204 | Specified PriceFloor. Need Keywords, ISBN, UPC, SellerID, or ItemSpecifics. |
| 2205 | Specified PriceCeiling. Need Keywords, ISBN, UPC, SellerID, or ItemSpecifics. |
| 2206 | Specified CategoryLimit. Need Keywords, ISBN, UPC, SellerID, or ItemSpecifics. |
| 2207 | Not enough Parameters. Need Keywords, ISBN, UPC, SellerID, or ItemSpecifics. |
| 2500 | Invalid Limit node value - Expecting {INTEGER} |
| 2501 | Invalid Descending node value - Expecting {BOOLEAN} |
| 2502 | Too many Descending nodes specified |
| 2503 | Too many Limit nodes specified |
| 2504 | Too many SearchColumn nodes specified |
| 2505 | X is not a valid node in SortColumns |
| 2506 | Error adding X as a SortColumn |
| 2507 | X is not a valid node in ListingsReturned |