WPE 1.3.x, 1.4.x, 1.5.x, PosApp, PosLib
This document collects the Wirepas Positioning errata. The document is updated when new errata item is added, or the errata item is updated either work around or information on fix for Wirepas Positioning release. Revision history summarizes all the updates to this document.
Severity has three levels: Low, Medium and High. Severity is provided just for information to understand the impact on Wirepas Positioning functionality or performance. The workaround outlines if there is a way to overcome the bug visible in Affected Versions (Errata). The Fix Version (Errata) indicates the version where the errata item is resolved (possible workaround is not anymore needed).
Revision history summarizes all the updates to this document.
affected versions (errata)
fix version (errata)
errata workaround exists?
errata workaround description
WPE: SSL error
In some rare occasions ssl_transport_security.cc can trigger an error: OPENSSL_internal:WRONG_VERSION_NUMBER This is a known error of the gRPC library (open Issue #9538). The library will be updated once a fix for this issue exists. In case of occurring WPE will have to be restarted.
v1.3.1, v1.4.0, v1.5.0
WPE: TLS connection to MQTT does not work
Setting up a TLS connection to MQTT from WPE does not work because of lack of CA root certificates in the WPE Docker image
WPE: Area definition always requires "uid" field
Area configuration does not allow to use only uuid (string) and requires that uid (uint64) field is also defined.
The field uid must be defined
WPE: When configuration from WNT is disabled areas are still injected
When configuration form WNT is disabled areas can still be injected by from WNT.
PositioningApp: incomplete measurements in autoscan mode
Due to a potential race condition in autoscan mode the measurement set can in be incomplete in some random instants. This can result in higher position error than expected.
The recommended production mode for tags is NRLS and for anchor opportunistic. These modes are not affected by the error observed in autoscan mode.
1st version of Wirepas Positioning Engine Errata document (with POSAPP-62)
Added new errata: POS-298, POS-327, POS-334 and POS-360
Updated POS-360 by adding v1.5.0 to the list of Affected Versions (Errata)
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