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How to use INTERNET_<Code> error messages to troubleshoot
ERROR_HTTP_REDIRECT_FAILED
12156
The redirection failed because either the scheme changed (for example, HTTP to FTP) or all attempts made to redirect failed (default is five attempts).
ERROR_HTTP_REDIRECT_NEEDS_CONFIRMATION
12168
The redirection requires user confirmation.
ERROR_INTERNET_ASYNC_THREAD_FAILED
12047
The application could not start an asyn******us thread.
ERROR_INTERNET_BAD_AUTO_PROXY_SCRIPT
12166
There was an error in the automatic proxy configuration script.
ERROR_INTERNET_BAD_OPTION_LENGTH
12010
The length of an option supplied to InternetQueryOption or InternetSetOption is incorrect for the type of option specified.
ERROR_INTERNET_BAD_REGISTRY_PARAMETER
12022
A required registry value was located but is an incorrect type or has an invalid value.
ERROR_INTERNET_CANNOT_CONNECT
12029
The attempt to connect to the server failed.
ERROR_INTERNET_CHG_POST_IS_NON_SECURE
12042
The application is posting and attempting to change multiple lines of text on a server that is not secure.
ERROR_INTERNET_CLIENT_AUTH_CERT_NEEDED
12044
The server is requesting client authentication.
ERROR_INTERNET_CLIENT_AUTH_NOT_SETUP
12046
Client authorization is not set up on this computer.
ERROR_INTERNET_CONNECTION_ABORTED
12030
The connection with the server has been terminated.
ERROR_INTERNET_CONNECTION_RESET
12031
The connection with the server has been reset.
ERROR_INTERNET_DIALOG_PENDING
12049
Another thread has a password dialog box in progress.
ERROR_INTERNET_DISCONNECTED
12163
The Internet connection has been lost.
ERROR_INTERNET_EXTENDED_ERROR
12003
An extended error was returned from the server. This is typically a string or buffer containing a verbose error message. Call InternetGetLastResponseInfo to retrieve the error text.
ERROR_INTERNET_FAILED_DUETOSECURITYCHECK
12171
The function failed due to a security check.
ERROR_INTERNET_FORCE_RETRY
12032
The function needs to redo the request.
ERROR_INTERNET_FORTEZZA_LOGIN_NEEDED
12054
The requested resource requires Fortezza authentication.
ERROR_INTERNET_HANDLE_EXISTS
12036
The request failed because the handle already exists.
ERROR_INTERNET_HTTP_TO_HTTPS_ON_REDIR
12039
The application is moving from a non-SSL to an SSL connection because of a redirect.
ERROR_INTERNET_HTTPS_HTTP_SUBMIT_REDIR
12052
The data being submitted to an SSL connection is being redirected to a non-SSL connection.
ERROR_INTERNET_HTTPS_TO_HTTP_ON_REDIR
12040
The application is moving from an SSL to an non-SSL connection because of a redirect.
ERROR_INTERNET_INCORRECT_FORMAT
12027
The format of the request is invalid.
ERROR_INTERNET_INCORRECT_HANDLE_STATE
12019
The requested operation cannot be carried out because the handle supplied is not in the correct state.
ERROR_INTERNET_INCORRECT_HANDLE_TYPE
12018
The type of handle supplied is incorrect for this operation.
ERROR_INTERNET_INCORRECT_PASSWORD
12014
The request to connect and log on to an FTP server could not be completed because the supplied password is incorrect.
ERROR_INTERNET_INCORRECT_USER_NAME
12013
The request to connect and log on to an FTP server could not be completed because the supplied user name is incorrect.
ERROR_INTERNET_INSERT_CDROM
12053
The request requires a CD-ROM to be inserted in the CD-ROM drive to locate the resource requested.
ERROR_INTERNET_INTERNAL_ERROR
12004
An internal error has occurred.
ERROR_INTERNET_INVALID_CA
12045
The function is unfamiliar with the Certificate Authority that generated the server's certificate.
ERROR_INTERNET_INVALID_OPERATION
12016
The requested operation is invalid.
ERROR_INTERNET_INVALID_OPTION
12009
A request to InternetQueryOption or InternetSetOption specified an invalid option value.
ERROR_INTERNET_INVALID_PROXY_REQUEST
12033
The request to the proxy was invalid.
ERROR_INTERNET_INVALID_URL
12005
The URL is invalid.
ERROR_INTERNET_ITEM_NOT_FOUND
12028
The requested item could not be located.
ERROR_INTERNET_LOGIN_FAILURE
12015
The request to connect and log on to an FTP server failed.
ERROR_INTERNET_LOGIN_FAILURE_DISPLAY_ENTITY_BODY
12174
The MS-Logoff digest header has been returned from the Web site. This header specifically instructs the digest package to purge credentials for the associated realm. This error will only be returned if INTERNET_ERROR_MASK_LOGIN_FAILURE_DISPLAY_ENTITY_B ODY has been set.
ERROR_INTERNET_MIXED_SECURITY
12041
The content is not entirely secure. Some of the content being viewed may have come from unsecured servers.
ERROR_INTERNET_NAME_NOT_RESOLVED
12007
The server name could not be resolved.
ERROR_INTERNET_NEED_MSN_SSPI_PKG
12173
Not currently implemented.
ERROR_INTERNET_NEED_UI
12034
A user interface or other blocking operation has been requested.
ERROR_INTERNET_NO_CALLBACK
12025
An asyn******us request could not be made because a callback function has not been set.
ERROR_INTERNET_NO_CONTEXT
12024
An asyn******us request could not be made because a zero context value was supplied.
ERROR_INTERNET_NO_DIRECT_ACCESS
12023
Direct network access cannot be made at this time.
ERROR_INTERNET_NOT_INITIALIZED
12172
Initialization of the WinINet API has not occurred. Indicates that a higher-level function, such as InternetOpen, has not been called yet.
ERROR_INTERNET_NOT_PROXY_REQUEST
12020
The request cannot be made via a proxy.
ERROR_INTERNET_OPERATION_CANCELLED
12017
The operation was canceled, usually because the handle on which the request was operating was closed before the operation completed.
ERROR_INTERNET_OPTION_NOT_SETTABLE
12011
The requested option cannot be set, only queried.
ERROR_INTERNET_OUT_OF_HANDLES
12001
No more handles could be generated at this time.
ERROR_INTERNET_POST_IS_NON_SECURE
12043
The application is posting data to a server that is not secure.
ERROR_INTERNET_PROTOCOL_NOT_FOUND
12008
The requested protocol could not be located.
ERROR_INTERNET_PROXY_SERVER_UNREACHABLE
12165
The designated proxy server cannot be reached.
ERROR_INTERNET_REDIRECT_SCHEME_CHANGE
12048
The function could not handle the redirection, because the scheme changed (for example, HTTP to FTP).
ERROR_INTERNET_REGISTRY_VALUE_NOT_FOUND
12021
A required registry value could not be located.
ERROR_INTERNET_REQUEST_PENDING
12026
The required operation could not be completed because one or more requests are pending.
ERROR_INTERNET_RETRY_DIALOG
12050
The dialog box should be retried.
ERROR_INTERNET_SEC_CERT_CN_INVALID
12038
SSL certificate common name (host name field) is incorrect—for example, if you entered www.server.com and the common name on the certificate says www.different.com.
ERROR_INTERNET_SEC_CERT_DATE_INVALID
12037
SSL certificate date that was received from the server is bad. The certificate is expired.
ERROR_INTERNET_SEC_CERT_ERRORS
12055
The SSL certificate contains errors.
ERROR_INTERNET_SEC_CERT_NO_REV
12056
ERROR_INTERNET_SEC_CERT_REV_FAILED
12057
ERROR_INTERNET_SEC_CERT_REVOKED
12170
SSL certificate was revoked.
ERROR_INTERNET_SEC_INVALID_CERT
12169
SSL certificate is invalid.
ERROR_INTERNET_SECURITY_CHANNEL_ERROR
12157
The application experienced an internal error loading the SSL libraries.
ERROR_INTERNET_SERVER_UNREACHABLE
12164
The Web site or server indicated is unreachable.
ERROR_INTERNET_SHUTDOWN
12012
WinINet support is being shut down or unloaded.
ERROR_INTERNET_TCPIP_NOT_INSTALLED
12159
The required protocol stack is not loaded and the application cannot start WinSock.
ERROR_INTERNET_TIMEOUT
12002
The request has timed out.
ERROR_INTERNET_UNABLE_TO_CACHE_FILE
12158
The function was unable to cache the file.
ERROR_INTERNET_UNABLE_TO_DOWNLOAD_SCRIPT
12167
The automatic proxy configuration script could not be downloaded. The INTERNET_FLAG_MUST_CACHE_REQUEST flag was set.
ERROR_INTERNET_UNRECOGNIZED_SCHEME
12006
The URL scheme could not be recognized, or is not supported.
ERROR_INVALID_HANDLE
The handle that was passed to the API has been either invalidated or closed.
Header: Declared in Winerror.h
ERROR_MORE_DATA
More data is available.
Header: Declared in Winerror.h
ERROR_NO_MORE_FILES
No more files have been found.
Header: Declared in Winerror.h
ERROR_NO_MORE_ITEMS
No more items have been found.
Header: Declared in Winerror.h
12156
The redirection failed because either the scheme changed (for example, HTTP to FTP) or all attempts made to redirect failed (default is five attempts).
ERROR_HTTP_REDIRECT_NEEDS_CONFIRMATION
12168
The redirection requires user confirmation.
ERROR_INTERNET_ASYNC_THREAD_FAILED
12047
The application could not start an asyn******us thread.
ERROR_INTERNET_BAD_AUTO_PROXY_SCRIPT
12166
There was an error in the automatic proxy configuration script.
ERROR_INTERNET_BAD_OPTION_LENGTH
12010
The length of an option supplied to InternetQueryOption or InternetSetOption is incorrect for the type of option specified.
ERROR_INTERNET_BAD_REGISTRY_PARAMETER
12022
A required registry value was located but is an incorrect type or has an invalid value.
ERROR_INTERNET_CANNOT_CONNECT
12029
The attempt to connect to the server failed.
ERROR_INTERNET_CHG_POST_IS_NON_SECURE
12042
The application is posting and attempting to change multiple lines of text on a server that is not secure.
ERROR_INTERNET_CLIENT_AUTH_CERT_NEEDED
12044
The server is requesting client authentication.
ERROR_INTERNET_CLIENT_AUTH_NOT_SETUP
12046
Client authorization is not set up on this computer.
ERROR_INTERNET_CONNECTION_ABORTED
12030
The connection with the server has been terminated.
ERROR_INTERNET_CONNECTION_RESET
12031
The connection with the server has been reset.
ERROR_INTERNET_DIALOG_PENDING
12049
Another thread has a password dialog box in progress.
ERROR_INTERNET_DISCONNECTED
12163
The Internet connection has been lost.
ERROR_INTERNET_EXTENDED_ERROR
12003
An extended error was returned from the server. This is typically a string or buffer containing a verbose error message. Call InternetGetLastResponseInfo to retrieve the error text.
ERROR_INTERNET_FAILED_DUETOSECURITYCHECK
12171
The function failed due to a security check.
ERROR_INTERNET_FORCE_RETRY
12032
The function needs to redo the request.
ERROR_INTERNET_FORTEZZA_LOGIN_NEEDED
12054
The requested resource requires Fortezza authentication.
ERROR_INTERNET_HANDLE_EXISTS
12036
The request failed because the handle already exists.
ERROR_INTERNET_HTTP_TO_HTTPS_ON_REDIR
12039
The application is moving from a non-SSL to an SSL connection because of a redirect.
ERROR_INTERNET_HTTPS_HTTP_SUBMIT_REDIR
12052
The data being submitted to an SSL connection is being redirected to a non-SSL connection.
ERROR_INTERNET_HTTPS_TO_HTTP_ON_REDIR
12040
The application is moving from an SSL to an non-SSL connection because of a redirect.
ERROR_INTERNET_INCORRECT_FORMAT
12027
The format of the request is invalid.
ERROR_INTERNET_INCORRECT_HANDLE_STATE
12019
The requested operation cannot be carried out because the handle supplied is not in the correct state.
ERROR_INTERNET_INCORRECT_HANDLE_TYPE
12018
The type of handle supplied is incorrect for this operation.
ERROR_INTERNET_INCORRECT_PASSWORD
12014
The request to connect and log on to an FTP server could not be completed because the supplied password is incorrect.
ERROR_INTERNET_INCORRECT_USER_NAME
12013
The request to connect and log on to an FTP server could not be completed because the supplied user name is incorrect.
ERROR_INTERNET_INSERT_CDROM
12053
The request requires a CD-ROM to be inserted in the CD-ROM drive to locate the resource requested.
ERROR_INTERNET_INTERNAL_ERROR
12004
An internal error has occurred.
ERROR_INTERNET_INVALID_CA
12045
The function is unfamiliar with the Certificate Authority that generated the server's certificate.
ERROR_INTERNET_INVALID_OPERATION
12016
The requested operation is invalid.
ERROR_INTERNET_INVALID_OPTION
12009
A request to InternetQueryOption or InternetSetOption specified an invalid option value.
ERROR_INTERNET_INVALID_PROXY_REQUEST
12033
The request to the proxy was invalid.
ERROR_INTERNET_INVALID_URL
12005
The URL is invalid.
ERROR_INTERNET_ITEM_NOT_FOUND
12028
The requested item could not be located.
ERROR_INTERNET_LOGIN_FAILURE
12015
The request to connect and log on to an FTP server failed.
ERROR_INTERNET_LOGIN_FAILURE_DISPLAY_ENTITY_BODY
12174
The MS-Logoff digest header has been returned from the Web site. This header specifically instructs the digest package to purge credentials for the associated realm. This error will only be returned if INTERNET_ERROR_MASK_LOGIN_FAILURE_DISPLAY_ENTITY_B ODY has been set.
ERROR_INTERNET_MIXED_SECURITY
12041
The content is not entirely secure. Some of the content being viewed may have come from unsecured servers.
ERROR_INTERNET_NAME_NOT_RESOLVED
12007
The server name could not be resolved.
ERROR_INTERNET_NEED_MSN_SSPI_PKG
12173
Not currently implemented.
ERROR_INTERNET_NEED_UI
12034
A user interface or other blocking operation has been requested.
ERROR_INTERNET_NO_CALLBACK
12025
An asyn******us request could not be made because a callback function has not been set.
ERROR_INTERNET_NO_CONTEXT
12024
An asyn******us request could not be made because a zero context value was supplied.
ERROR_INTERNET_NO_DIRECT_ACCESS
12023
Direct network access cannot be made at this time.
ERROR_INTERNET_NOT_INITIALIZED
12172
Initialization of the WinINet API has not occurred. Indicates that a higher-level function, such as InternetOpen, has not been called yet.
ERROR_INTERNET_NOT_PROXY_REQUEST
12020
The request cannot be made via a proxy.
ERROR_INTERNET_OPERATION_CANCELLED
12017
The operation was canceled, usually because the handle on which the request was operating was closed before the operation completed.
ERROR_INTERNET_OPTION_NOT_SETTABLE
12011
The requested option cannot be set, only queried.
ERROR_INTERNET_OUT_OF_HANDLES
12001
No more handles could be generated at this time.
ERROR_INTERNET_POST_IS_NON_SECURE
12043
The application is posting data to a server that is not secure.
ERROR_INTERNET_PROTOCOL_NOT_FOUND
12008
The requested protocol could not be located.
ERROR_INTERNET_PROXY_SERVER_UNREACHABLE
12165
The designated proxy server cannot be reached.
ERROR_INTERNET_REDIRECT_SCHEME_CHANGE
12048
The function could not handle the redirection, because the scheme changed (for example, HTTP to FTP).
ERROR_INTERNET_REGISTRY_VALUE_NOT_FOUND
12021
A required registry value could not be located.
ERROR_INTERNET_REQUEST_PENDING
12026
The required operation could not be completed because one or more requests are pending.
ERROR_INTERNET_RETRY_DIALOG
12050
The dialog box should be retried.
ERROR_INTERNET_SEC_CERT_CN_INVALID
12038
SSL certificate common name (host name field) is incorrect—for example, if you entered www.server.com and the common name on the certificate says www.different.com.
ERROR_INTERNET_SEC_CERT_DATE_INVALID
12037
SSL certificate date that was received from the server is bad. The certificate is expired.
ERROR_INTERNET_SEC_CERT_ERRORS
12055
The SSL certificate contains errors.
ERROR_INTERNET_SEC_CERT_NO_REV
12056
ERROR_INTERNET_SEC_CERT_REV_FAILED
12057
ERROR_INTERNET_SEC_CERT_REVOKED
12170
SSL certificate was revoked.
ERROR_INTERNET_SEC_INVALID_CERT
12169
SSL certificate is invalid.
ERROR_INTERNET_SECURITY_CHANNEL_ERROR
12157
The application experienced an internal error loading the SSL libraries.
ERROR_INTERNET_SERVER_UNREACHABLE
12164
The Web site or server indicated is unreachable.
ERROR_INTERNET_SHUTDOWN
12012
WinINet support is being shut down or unloaded.
ERROR_INTERNET_TCPIP_NOT_INSTALLED
12159
The required protocol stack is not loaded and the application cannot start WinSock.
ERROR_INTERNET_TIMEOUT
12002
The request has timed out.
ERROR_INTERNET_UNABLE_TO_CACHE_FILE
12158
The function was unable to cache the file.
ERROR_INTERNET_UNABLE_TO_DOWNLOAD_SCRIPT
12167
The automatic proxy configuration script could not be downloaded. The INTERNET_FLAG_MUST_CACHE_REQUEST flag was set.
ERROR_INTERNET_UNRECOGNIZED_SCHEME
12006
The URL scheme could not be recognized, or is not supported.
ERROR_INVALID_HANDLE
The handle that was passed to the API has been either invalidated or closed.
Header: Declared in Winerror.h
ERROR_MORE_DATA
More data is available.
Header: Declared in Winerror.h
ERROR_NO_MORE_FILES
No more files have been found.
Header: Declared in Winerror.h
ERROR_NO_MORE_ITEMS
No more items have been found.
Header: Declared in Winerror.h
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