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David_Purser
David_Purser
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‎2026-08-14
1761
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1148
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David_Purser
David_Purser Champion

Niagara: Write Access Denied Fault for TRC Enumerated Schedule

IssueBACnet Schedule Export for Occupancy Schedule has Fault Cause = null::Property:Write Access DeniedProduct LineTAC IA SeriesEnvironmentNiagara N4C...
Knowledge Center icon_circle Building Automation Knowledge Base
420 1 0

2026-03-09 08:46 AM

David_Purser
David_Purser Champion

Installing WorkplaceTech and Wireshark on same machine

IssueWorkPlaceTech (version earlier than WPT 5.11.1818) is not communicating as expected after installation. WPT 5.11.1818 and higher, detect that NpC...
Knowledge Center icon_circle Building Automation Knowledge Base
290 0 0

2026-02-12 10:49 AM

David_Purser
David_Purser Champion

Troubleshooting Unexpected BACnet Who-Is Requests to Specific Instance...

IssueWhen analyzing a BACnet packet capture, you may observe unexpected Who-Is requests from a BACnet controller targeting specific instance IDs, for ...
Knowledge Center icon_circle Building Automation Knowledge Base
465 1 0

2025-12-30 10:53 AM

David_Purser
David_Purser Champion

MP Controller Type Change Due to STM32 Flash Corruption

IssueThe LCES firmware for MP is universal, covers all models. The LCES firmware learns its model from the STM32 (the IO processor). If the LCES FW is...
Knowledge Center icon_circle Building Automation Knowledge Base
834 1 0

2025-09-30 01:07 PM

David_Purser
David_Purser Champion

RP-C Controller Type Change Due to STM32 Flash Corruption

IssueDuring or immediately after a firmware upgrade, the RP-C controller may experience corruption of the STM32 processor's flash memory. This results...
Knowledge Center icon_circle Building Automation Knowledge Base
895 1 0

2025-09-30 10:38 AM

David_Purser
David_Purser Champion

Troubleshooting RSTP with Wireshark

IssueNeed to perform a diagnostic verification as a preventative measure during routine maintenance or reactively in response to cabling that is causi...
Knowledge Center icon_circle Building Automation Knowledge Base
863 2 0

2025-09-30 10:36 AM

David_Purser
David_Purser Champion

Queue Full Exception in Niagara

IssueEncounter Queue Full Exception in context of "Error writing BACnet point"Product LineEcoStruxure Building Operation, TAC IA SeriesEnvironmentI/A ...
Knowledge Center icon_circle Building Automation Knowledge Base
1080 1 0

2025-08-25 11:21 AM

David_Purser
David_Purser Champion

Niagara workaround for routers that do NOT support Extended Frames

IssueRouters or devices with routing capabilities may not support BACnet Protocol 16 Extended Frames (1474 bytes) and only support BACnet MSTP Frame s...
Knowledge Center icon_circle Building Automation Knowledge Base
1285 3 0

2025-08-04 01:15 PM

David_Purser
David_Purser Champion

Modbus RTU capturing in Wireshark

IssueNeed to analyze Modbus RTU communication packets for SpaceLogic controllers.Product LineEcoStruxure Building OperationEnvironmentBuilding Operati...
Knowledge Center icon_circle Building Automation Knowledge Base
2208 5 0

2025-07-22 03:34 PM

David_Purser
David_Purser Champion

Running multiple BACnet Applications on same Windows machine

IssueBACnet requires applications to listen on the same port across the IP subnet to receive BACnet discovery broadcasts. Two applications running on ...
Knowledge Center icon_circle Building Automation Knowledge Base
1808 2 0

2025-06-05 12:09 PM

David_Purser
David_Purser Champion

PCT2 192.168.10.2 is unreachable because of Windows Network Adapter se...

IssuePCT2 is unreachable using IP 192.168.10.2, with messages similar to:504 Gateway TimeoutServer error - server 192.168.10.2 is unreachable at this ...
Knowledge Center icon_circle Building Automation Knowledge Base
2186 0 0

2025-03-14 06:04 PM

Activity Feed
  • Got a Like for Troubleshooting RSTP with Wireshark. ‎2026-07-28 01:52 PM
  • Got a Like for Capture BACnet MSTP Traffic with Tshark. ‎2026-06-02 10:41 AM
  • Got a Like for Verify the need to shrink the SQLite event and trends databases. ‎2026-05-11 10:43 PM
  • Got a Like for RSTP Troubleshooting for BACnet/IP Controllers. ‎2026-05-06 09:03 AM
  • Got a Like for Decoding BACnet Error Codes. ‎2026-05-01 07:37 AM
  • Got a Like for Understanding a certificate PEM file. ‎2026-04-29 07:33 PM
  • Got a Like for Use Static IP instead of DHCP for critical data exchange with SpaceLogic BACnet/IP controller(s). ‎2026-04-22 09:53 AM
  • Got a Like for Re: EBO BACnet IP Device uploading issues. ‎2026-04-10 12:41 PM
  • Posted Re: EBO BACnet IP Device uploading issues on Ask the Community. ‎2026-04-10 06:40 AM
  • Got a Like for Niagara: Write Access Denied Fault for TRC Enumerated Schedule. ‎2026-03-10 03:16 PM
  • Posted Niagara: Write Access Denied Fault for TRC Enumerated Schedule on Building Automation Knowledge Base. ‎2026-03-09 08:46 AM
  • Got a Like for Re: SEAL Script to Fix Modbus Configuration After EBO 6.0.4 Update. ‎2026-02-23 05:06 AM
  • Posted Re: SEAL Script to Fix Modbus Configuration After EBO 6.0.4 Update on EcoStruxure SEAL Forum. ‎2026-02-19 07:53 AM
  • Posted Installing WorkplaceTech and Wireshark on same machine on Building Automation Knowledge Base. ‎2026-02-12 10:49 AM
  • Got a Like for RSTP Troubleshooting for BACnet/IP Controllers. ‎2026-02-06 06:01 AM
  • Got a Like for Re: Question Regarding Lonworks Linking Mirrored Network Variables from Controllers to the Local Node. ‎2026-01-12 02:51 PM
  • Posted Re: L-GATE 902 in EBO 3.2 on Ask the Community. ‎2026-01-12 10:02 AM
  • Posted Re: Question Regarding Lonworks Linking Mirrored Network Variables from Controllers to the Local Node on Ask the Community. ‎2026-01-12 09:51 AM
  • Posted Re: SMS paging system repeatedly sending out same alarm message on Ask the Community. ‎2026-01-12 08:59 AM
  • Got a Like for Troubleshooting Unexpected BACnet Who-Is Requests to Specific Instance IDs. ‎2025-12-30 10:32 PM
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