Avid, the makers of Pro Tools have announced Pro Tools 11.3.1 for both Mac and PC.

The update resolves bugs for both Mac and Windows users of Pro Tools 11.

Pro Tools 11.3.1 System Requirements

• Pro Tools 11.3.1 supports Mac OS X 10.10 & 10.10.1 (Yosemite), 10.9.5 (Mavericks) and 10.8.5 (Mountain Lion)
• Pro Tools 11.3.1 supports Windows 8, Windows 8.1, Windows 7 and Windows 7 SP1

A full list of issues resolved are shown below.

Issues Resolved in Pro Tools | Software 11.3.1 - Mac

• The Pro Tools | HD Native Thunderbolt driver doesn’t load properly after upgrading to Mac OS X Yosemite. (PT-200137)
• When multiple E3 engines are connected together (as part of a shared input VENUE S3L-X system), and at least one E3 engine in the system is connected to a Pro Tools computer, only one of the available E3 engines may be listed twice in the Playback Engine pop-up menu of the connected computer. (VSW-9462)
• Pro Tools | Software 11.3.1 and Pro Tools | HD Software 11.3.1 on Mac OS X 10.8.x, 10.9.x, and 10.10.x — 2/6/15 3
• Analyze mode in AudioSuite does not work as expected when processing mode is set to “clip-by-clip”. (PTSW-197540)
• Pro Tools quits unexpectedly when instantiating the default EQ or dynamic plug-in from a EuControl surface. (EUCON-3494)
• Automation lags when delay is induced by plug-ins further in the signal chain. (PTSW-196906)
• A Pro Tools Satellite is disconnected from the Satellite network posts a “Pro Tools Cannot Stop Playback” dialog. (PT-200219)
• When a large session on a Satllite system receives a play command while attempting to auto-save, Pro Tools reports a “Pro Tools Cannot Stop Playback” message. (PTSW-197689)
• If automation data is lost after using the “TCE Edit to Timeline Selection” command, the command cannot be undone to recover the lost automation data. (PT-199196)
• Pro Tools quits unexpectedly when recording in QuickPunch mode while banking on an S6 (PT-200272/PTSW-200359)
• When using a Video Satellite system, scrubbing in Pro Tools results in an assertion in Media Composer. (PTSW-197583)
• Consolidated clips lose embedded rig settings with Eleven Rack. (PTSW-189327)
• When stopping DPE recording, the playhead “parks” (rolls back into previous recording). Consequently, when playback is engaged, you hear the last bit of the previous recording. (PTSW-193265)
• EQ knobs and buttons on a EUCON control surface do not respond when they are changed from the plug-in GUI in Pro Tools. (PTSW-200325)
• Automation is delayed when using a VCA track. (PT-200538)
• With more than 90 ISIS workspaces mounted, AVE connections time out. (UME-1126) 

Issues Resolved in Pro Tools | Software 11.3.1 - Windows

• Analyze mode in AudioSuite does not work as expected when processing mode is set to “clip-by-clip”. (PTSW-197540)
• Pro Tools quits unexpectedly when instantiating the default EQ or dynamic plug-in from a EuControl surface. (EUCON-3494)
• Automation lags when delay is induced by plug-ins further in the signal chain. (PTSW-196906)
• A Pro Tools Satellite is disconnected from the Satellite network posts a “Pro Tools Cannot Stop Playback” dialog. (PT-200219)
• When a large session on a Satllite system receives a play command while attempting to auto-save, Pro Tools reports a “Pro Tools Cannot Stop Playback” message. (PTSW-197689)
• If automation data is lost after using the “TCE Edit to Timeline Selection” command, the command cannot be undone to recover the lost automation data. (PT-199196)
• Pro Tools quits unexpectedly when recording in QuickPunch mode while banking on an S6 (PT-200272/PTSW-200359)
• When using a Video Satellite system, scrubbing in Pro Tools results in an assertion in Media Composer. (PTSW-197583)
• Consolidated clips lose embedded rig settings with Eleven Rack. (PTSW-189327)
• When stopping DPE recording, the playhead “parks” (rolls back into previous recording). Consequently, when playback is engaged, you hear the last bit of the previous recording. (PTSW-193265)
• EQ knobs and buttons on a EUCON control surface do not respond when they are changed from the plug-in GUI in Pro Tools. (PTSW-200325)
• Automation is delayed when using a VCA track. (PT-200538)
• With more than 90 ISIS workspaces mounted, AVE connections time out. (UME-1126) 

Registered owners can download the update from their Avid user account.