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KB-1161 "HTTP/1.1 413 Request Entity Too Large"/"Email body failed to render" errors thrown in application server log
- Revision #25
- on 1 Jun 2026 6:46 PM
Symptoms Users may experience one of the following symptoms: Symptom 1 The HTTP File Upload Smart Service fails to upload files larger than 64KB (the threshold...
KB-2385 Plugin Review & Security Scanning FAQ
- Revision #6
- on 27 May 2026 6:11 PM
All plugins submitted to Appian for use on Appian Cloud require review and approval. This article aims to answer common questions about the plugin review process. For...
KB-2384 Appian's Response to AI-Accelerated Threats (Mythos, Daybreak, MDASH)
- Revision #2
- on 27 May 2026 4:49 PM
Executive Summary Appian understands the concerns surrounding new, highly capable frontier models, such as Anthropic’s Claude Mythos Preview, and their potential to...
KB-2383 Interactive SAIL Examples in Appian Documentation Fail to Execute
- Revision #8
- on 26 May 2026 4:01 PM
Symptoms Interactive SAIL expression examples embedded in Appian documentation pages fail to execute. The browser displays the following error message: The connection...
KB-2382 Information about the Axios Supply Chain Compromise
- Revision #1
- on 13 May 2026 8:18 PM
On 11 May 2026, a coordinated supply chain attack was launched against the npm and PyPI ecosystems, targeting high-value developer tools and enterprise platforms. The...