In addition to the incompatibilities noted within the release notes, known non-operational behavior, errors and/or limitations at the time of release are documented in the Known Issues and Limitations document, although not accessible via the ANSYS Help Viewer. See the ANSYS Customer Portal for information about the documentation errata, ANSYS service packs and any additional items not included in the Known Issues and Limitations document. First-time users of the customer portal must register to create a password.