Please check breaking changes outlined at DPE WebServices & WebApplications



DPE Audio Processor

Details for shared code see DPE WebServices & WebApplications


  • Requires a DPE base installation for logging and base services with version (see DPE WebServices & WebApplications)
  • Requires Microsoft Windows Server 2012 R2, 2016, 2019 or 2022 operating system
  • Requires Microsoft .Net 4.8
  • Requires installed LAME Codec for generating destination files in MP3 Format
  • Requires a Workflow Template, being part of standard solution packages or designed for your project – please contact DAVID Sales
  • Audio SpeechToText usage requires (separately bought) access to a SpeechToText service provider. Currently supported is
    • Speechmatics API v1.0

New Features

  • None

Fixed Issues

  • OIA-989 - Workflow fails with an timeout exception (The request channel timed out while waiting for a reply after 00:01:59.9843745) - EHFSI7-769
  • OIA-1197 - RegisterObserver in redundant DPE environment talks to wrong DPE
  • OIA-1219 - Text color in all setups is gray instead of black after Advanced Installer Update