FIX Client Simulator 3.5.0

FIX Client Simulator 3.5.0 is released on .

Package Improvements

  • FIX Client Simulator is now available on Ubuntu Linux 22.04 and Rocky Linux 8.

FIX Client Simulator 3.4.0

FIX Client Simulator 3.4.0 is released on .

New Features and Improvements

FIX Client Simulator 3.3.0

FIX Client Simulator 3.3.0 is released on .

New Features and Improvements

  • FIX Client Simulator now provides the ability to autogenerate Order Cancel Request (35=F), Order Cancel/Replace Request (35=G) messages for outgoing New Order Single (35=D) and incoming Execution Report (35=8) messages in the Events Viewer section.

    The new message will be autogenerated according to the attached FIX dictionary file using the tag values present in the initial FIX message.

    The autogenerated message will be added to the Send Message section.

  • FIX Client Simulator now provides the ability to autogenerate New, Partially Filled, and Filled Execution Report (35=8) for incoming New Order Single (35=D) messages in the Events Viewer section.

    The new message will be autogenerated according to the attached FIX dictionary file using the tag values present in the initial FIX message.

    The autogenerated message will be added to the Send Message section.

  • FIX Client Simulator now provides the ability to restore session log files in the Events Viewer section after the session restart.

    The new DaysToKeepEventViewLogs property defining the number of days for which the session logs must be restored is added to the Fcs.exe.config file.

  • FIX Client Simulator now provides the ability to copy the whole FIX messages or only their parts from the Events Viewer section to the clipboard.

    To copy the whole message from the Events Viewer section to the clipboard this message must be right-clicked on and then the Copy Message action must be selected in the Context Menu.

    To copy the part of the message from the Events Viewer section to the clipboard this part of the message must be selected/highlighted and right-clicked on and then the Copy action must be selected in the Context Menu.

Fixed Bugs

  • Fixed the issue when the Autoincrement tags functionality worked incorrectly when the autoincremented tag was inside of the repeating group.
  • Fixed the issue when FIX Client Simulator could not send a custom Logon message if the AdditionalParsersList property was specified with the 'ADD@FIXT11:FIX44' value.

FIX Client Simulator 3.2.0

FIX Client Simulator 3.2.0 is released on .

New Features and Improvements

  • FIX Client Simulator now does not reset selected tag values auto-incrementation in the following cases:

    • When a new message was added or the old message was deleted from the Send Message section.
    • When the message was changed in the Send Message section, even if this message became non-parsable (e.g. the SOH symbol was added near another SOH).
    • When the value of the auto-incrementing tag was changed for the message in the Send Message section.

  • FIX Client Simulator now provides the ability to copy only part of the FIX message (e.g. tag=value or only value) from the Events Viewer section.

    In such a case, the selected text will be highlighted in blue, and the whole message will be highlighted in white.

  • The new StoreSettingsInCurrentWorkingFolder property was added to the Fcs.exe.config configuration file.

    This property defines whether the user.config file must be stored in the default or current working directory.

    To store the user.config configuration file in the current working directory the StoreSettingsInCurrentWorkingFolder property must be set to 'true'.

FIX Client Simulator 3.1.0

FIX Client Simulator 3.1.0 is released on .

New Features and Improvements

  • The ability to replay QuickFIX log files.
  • The ability to set the initial tag value for auto-increment.
  • FIXLatest application version support.

Fixed Bugs

  • Fixed the issue when FIX Client Simulator could not send FIX 5.0 messages when the 1128 tag was not specified.
  • Fixed the issue when FIX Client Simulator displayed a console error when the main application window was resized.
  • Fixed the issue when FIX Client Simulator could not generate new application messages with the FIX50 version.
  • Fixed the issue when the FIX message containing another FIX message was not parsed correctly in the Replay log files functionality.
  • Fixed the issue when FIX Client Simulator incorrectly counted FIX messages when the log file with spaces or empty lines was replayed.
  • Fixed the issue when the splash screen was displayed with delay.
  • Fixed the issue when the message color disappeared in the Events Viewer section after maximizing the application window.
  • Fixed the issue when FIX Client Simulator did not replay log messages if the timestamp was added to the Send Message tab.
  • Fixed the issue when FIX Client Simulator incorrectly identified the beginning of the message in the Send Message tab.
  • Fixed the issue when FIX Client Simulator could not recreate a session using a custom dictionary if the previous session with the same name was non-gracefully terminated.

FIX Client Simulator 3.0.0

FIX Client simulator 3.0.0 is released on .

New features and improvements

  • To use this functionality a log file must be loaded to FIX Client Simulator and particular message(s) from this file must be selected in the Send Message tab.

  • The ability to send the selected message(s) and automatically select the next message for sending was added.

Fixed bugs

  • Fixed the issue when some symbols (i.e. №) were sent incorrectly while replaying the log file.
  • Fixed the issue when FIX Client Simulator crashed for FIX sessions with FIX 5.0SP2 version while using the wrong dictionaries.
  • Fixed the issue when some symbols were sent incorrectly if the message was created from the template.
  • Fixed the issue when incoming Resend Request(2) messages were not shown in the FIX Client Simulator.
  • Fixed the issue when a corrupted in/out log file was created for the admin session if the FIX Client Simulator was connected to FIXICC.

FIX Client Simulator 2.30.0

FIX Client Simulator v.2.30.0 is released on  

New Features and Improvements

  • The ability to use pipe delimiter for tags in FIX message in the 'Send Message' tab.
  • The ability to save the FIX message as a file via context or main menu.
  • The ability to load FIX messages in the 'Send Message' tab from the file.

Fixed bugs

  • Fixed the issue when long FIX messages could not be shown in the Events Viewer window.
  • Fixed the issue when FIX Client Simulator displayed an unclear parsing error when the user sent an invalid message.

FIX Client Simulator 2.28.0

New Features and Improvements

Fixed bugs

  • Error sending messages containing internal raw FIX messages from Send Message tab.

FIX Client Simulator 2.27.0

New Features and Improvements

  • Display administrative messages in console
  • Create message from template
  • “Send Message“ functionality extended to work with multiple messages 
  • “Send message“ window visualization was improved with highlighted "tag=" and rich undo/redo functionality
  • Configuration settings file path was simplified
  • Configuration settings file made available for user (to copy/paste/export/share)
  • Previous user configuration settings can be used after upgrading to a new version 
  • Added an ability to send a message(s) without any delays, when the Rate field is set to "0"
  • Improved “Edit message “ interface usability

Fixed bugs

  • Auto-increment logic for the fields of decimal types was fixed

FIX Client Simulator 2.26.0

New Features and Improvements

  • FIX logs replay feature has been implemented
  • An ability to autoincrement tags while sending has been implemented
  • FIX Client Simulator persists the following data between program runs :
    • Position and size of the main window.
    • Names and parameters of all created sessions. Sessions can be restored in a connected or disconnected state. 
    • Edited message.
    • Value for Autoincrement tags edit box.
    • Values of Rate and Send Count controls for both Send Message and Replay tabs.
    • Values for other controls from the Replay tab: Log file, Sequence numbers, Filter, Use timestamps and Speed.
    • Values for checkboxes from the Events Viewer menu and Options menu.

and restores them at the start.

FIX Client Simulator 2.25.1

New Features and Improvements

Fixed bugs

  • The tag number of the repeating group is invisible in the message details window

FIX Client Simulator 2.21.0

New Features and improvements

  • MSVC 2010 Redistributable Package  has been added to the Simple Client package

FIX Client Simulator 2.17.0

Fixed bugs

  • The issue with the usage of TLS v1.0 for the SSL connection has been fixed.

FIX Client Simulator 2.16.0

New Features and Improvements

  • Extended options for the "Reset sequence numbers" checkbox have been added

FIX Client Simulator 2.15.0

New Features and Improvements

  • Visibility of Session-Level Reject (35=3) messages in the Events Viewer section.
  • The ability to send FIX 5.0+ messages even if the ApplVerID(1128) tag is absent.

FIX Client Simulator 2.14.0

New Features and Improvements

  • The SSL security protocol support for FIX sessions.
  • Sending all messages to a single FIX session by default when there is only one connected session.

Fixed Bugs

  • Fixed the issue when the text from the Events Viewer section could not be copied.
  • Fixed the issue when the Batch Send button was unavailable when more than one session was selected.
  • Fixed the issue when UTF-8 encoding worked incorrectly.

FIX Client Simulator 2.13.0

Fixed Bugs

  • Fixed the issue when FIX Client Simulator could not handle Logon response if the ForceSeqNumReset property was set to 'true'.