# EServerErrorCode

<table><thead><tr><th>Name</th><th width="100" align="center">Value</th><th>Description</th></tr></thead><tbody><tr><td>No Error</td><td align="center">0</td><td>No Error</td></tr><tr><td><strong>REQUEST ERRORS</strong></td><td align="center"></td><td></td></tr><tr><td>RequestBlocked_Error</td><td align="center">1</td><td></td></tr><tr><td>RequestBlocked_TimeDifferenceWithServer</td><td align="center">2</td><td>A method call failed because the time between the server and the client exceeds the allowed threshold (10 minutes)</td></tr><tr><td>RequestBlocked_IpRestriction</td><td align="center">3</td><td>A method call failed because of IP restrictions configured in the Server Properties</td></tr><tr><td>RequestBlocked_FailedToDecrypt</td><td align="center">4</td><td>A method call failed because QLM failed to decrypt the data</td></tr><tr><td>RequestBlocked_InvalidFormat</td><td align="center">5</td><td>A method call failed because the encrypted data was not in the expected format</td></tr><tr><td>RequestBlocked_EmptyData</td><td align="center">6</td><td>A method call failed because the data sent to the server was empty.</td></tr><tr><td>RequestBlocked_OperationDisabled</td><td align="center">7</td><td>A method call failed because the operation was disabled in the License server security settings</td></tr><tr><td>RequestBlocked_AuthenticationError</td><td align="center">8</td><td>A method call failed because the authentication verification failed</td></tr><tr><td>COMMUNICATION ERRORS</td><td align="center"></td><td></td></tr><tr><td>ConnectionToServer_Error</td><td align="center">100</td><td>A connection to the server failed - generic error</td></tr><tr><td>ConnectionToServer_Failed</td><td align="center">101</td><td>Failed to connect to the license server</td></tr><tr><td>ConnectionToServer_TimeDifferenceExceedsThreshold</td><td align="center">102</td><td>The time between the server and the client exceeds the allowed threshold (24 hours)</td></tr><tr><td>ConnectionToServer_MaxDaysOfflineExceeded</td><td align="center">103</td><td>The MaxDaysOffline was exceeded</td></tr><tr><td><strong>LICENSE ERRORS</strong></td><td align="center"></td><td></td></tr><tr><td>License_Error</td><td align="center">200</td><td>Generic license error</td></tr><tr><td>License_Revoked</td><td align="center">201</td><td>The license key is revoked</td></tr><tr><td>License_Illegal</td><td align="center">202</td><td>The license key is illegal</td></tr><tr><td>License_NotFound</td><td align="center">203</td><td>The license key was not found on the server</td></tr><tr><td>License_NoProduct</td><td align="center">204</td><td>No product associated with this license was found</td></tr><tr><td>License_NotValid</td><td align="center">205</td><td>The license key is not valid</td></tr><tr><td>License_NotProvided</td><td align="center">206</td><td>The license key was not provided</td></tr><tr><td>License_AlreadyActivatedOnAnotherSystem</td><td align="center">207</td><td>The license key is already activated on another system</td></tr><tr><td>License_MissingArgument</td><td align="center">208</td><td>A required argument is missing</td></tr><tr><td>License_Expired</td><td align="center">209</td><td>The license has expired</td></tr><tr><td>License_NoMoreActivations</td><td align="center">210</td><td>No more activations are available</td></tr><tr><td>License_ActivationKeyForWrongVersion</td><td align="center">211</td><td>The activation key is for another version than the one the user is running</td></tr><tr><td>License_ExceededMaxReleases</td><td align="center">212</td><td>The maximum number of allowed deactivations was reached</td></tr><tr><td>License_ExceededNumberOfTrialLicensesPerClient</td><td align="center">213</td><td>Exceeded the number of trial licenses allowed per client</td></tr><tr><td>License_ExceededMaxActivationsPerSystem</td><td align="center">214</td><td>Exceeded the maximum number of activations per system</td></tr><tr><td>License_FailedToSign</td><td align="center">215</td><td>Failed to digitally sign an XML fragment using the RSA keys</td></tr><tr><td>License_Release_NotActivated</td><td align="center">216</td><td>Failed to release a license because it was not activated</td></tr><tr><td>License_Release_ActivatedOnAnotherSystem</td><td align="center">217</td><td>Failed to release a license because it is activated on another system</td></tr><tr><td>License_ProductNotFound</td><td align="center">218</td><td>No product was found that matches the provided activation key</td></tr><tr><td>License_NotActivatedOnServer</td><td align="center">219</td><td>The activation key was not activated on the server for the given computer</td></tr><tr><td>License_ActivationKeyForWrongProduct</td><td align="center">220</td><td>The activation key is for another product</td></tr><tr><td>License_Delete_Failed</td><td align="center">221</td><td>The delete request failed</td></tr><tr><td>License_Product_Save_Failed</td><td align="center">222</td><td>The product was not saved on the server due to a conflict</td></tr><tr><td>License_ActivationOnSameDevice_InProgress</td><td align="center">223</td><td>An activation on the same device is already in progress</td></tr><tr><td>License_WrongDeactivationVerificationCode</td><td align="center">224</td><td>The provided deactivation verification code is wrong</td></tr><tr><td>License_ComputerKeyMismatch</td><td align="center">225</td><td>The client's ComputerKey does not match the server's ComputerKey</td></tr><tr><td>License_ActivationCountDecremented_Ok</td><td align="center">226</td><td>The activation count was decremented successfully</td></tr><tr><td>License_ActivationCountDecremented_Failed</td><td align="center">227</td><td>The activation count could not be decremented</td></tr><tr><td>License_Release_Failed_OfflineUsage</td><td align="center">228</td><td>Failed to release a license because it was checked out for offline usage and it has not expired yet</td></tr><tr><td>License_Exists_Already</td><td align="center">229</td><td>The specified license key exists already</td></tr><tr><td><strong>CUSTOMER ERRORS</strong></td><td align="center"></td><td></td></tr><tr><td>Customer_Error</td><td align="center">1900</td><td>A generic error related to an operation involving the customer record</td></tr><tr><td>Customer_Exists</td><td align="center">1901</td><td>Cannot add a customer that already exists</td></tr><tr><td>Customer_Add_Error</td><td align="center">1902</td><td>Failed to add a new customer</td></tr><tr><td>Customer_Cannot_Update_Builtin_Customer</td><td align="center">1903</td><td>Cannot update the built-in None customer</td></tr><tr><td>Customer_NotFound</td><td align="center">1904</td><td>The customer was not found</td></tr><tr><td>Customer_Organization_Error_Adding</td><td align="center">1905</td><td>Error adding a customer organization</td></tr><tr><td>Customer_Organization_Error_Updating</td><td align="center">1906</td><td>Error updating a customer organization</td></tr><tr><td>Customer_Organization_Error_Deleting</td><td align="center">1907</td><td>Error deleting a customer organization</td></tr><tr><td>Customer_Organization_Error_Retrieving</td><td align="center">1908</td><td>Error retrieving a customer organization</td></tr><tr><td><strong>DB CONNECTION ERRORS</strong></td><td align="center"></td><td></td></tr><tr><td>DB_Connection_Failed</td><td align="center">2000</td><td>The connection to the DB failed</td></tr><tr><td>DB_Schema_Upgrade_Error</td><td align="center">2001</td><td>Error when upgrading the DB schema</td></tr><tr><td>DB_SQL_Query_Error</td><td align="center">2002</td><td>Error executing a SQL query</td></tr><tr><td>DB_InsertError</td><td align="center">2003</td><td>Error inserting a record in a table</td></tr><tr><td>MISCELLANEOUS ERRORS</td><td align="center"></td><td></td></tr><tr><td>Email_Error</td><td align="center">2100</td><td>Failed to send an email</td></tr><tr><td>Sms_Error_NotConfigured</td><td align="center">2101</td><td>SMS messaging is not configured</td></tr><tr><td>Sms_Error_Sending</td><td align="center">2102</td><td>SMS messaging - error sending a message</td></tr><tr><td><strong>PRODUCT PROPERIES ERRORS</strong></td><td align="center"></td><td></td></tr><tr><td>ProductProperties_Error</td><td align="center">2200</td><td>Generic product property error</td></tr><tr><td>ProductProperties_NotFound</td><td align="center">2201</td><td>No product properties were found for the given key</td></tr><tr><td><strong>OTHERS</strong></td><td align="center"></td><td></td></tr><tr><td>UnknownError</td><td align="center">3000</td><td>Unknown error</td></tr><tr><td>Qlm_License_Error</td><td align="center">3100</td><td>Errors related to licensing of QLM itself</td></tr></tbody></table>