Symptom
When users try to log on to the system it returns a popup:
Maximum number of connected terminals reached
The dispatcher developer trace (dev_disp) log the following WARNING:
*** WARNING => DpLogon: overflow of logon table
The syslog (SM21) log the following entry:
Q0P Maximum number of permitted terminal connections reached
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Environment
- SAP NetWeaver 7.4
- SAP NetWeaver 7.5
- SAP NetWeaver Application Server 7.51 for SAP S/4HANA 1610 (SAP_BASIS 7.51)
- SAP NetWeaver Application Server for ABAP 7.52 for SAP S/4HANA (SAP_BASIS 7.52)
- ABAP PLATFORM 1809 - Application Server ABAP (SAP_BASIS 7.53)
- ABAP PLATFORM 1909 - Application Server ABAP (SAP_BASIS 7.54)
- ABAP PLATFORM 2020 - Application Server ABAP (SAP_BASIS 7.55)
- ABAP PLATFORM 2021 - Application Server ABAP (SAP_BASIS 7.56)
- ABAP PLATFORM 2022 - Application Server ABAP (SAP_BASIS 7.57)
Product
ABAP platform 1809 ; ABAP platform 1909 ; ABAP platform 2020 ; ABAP platform 2021 ; ABAP platform 2022 ; SAP NetWeaver 7.4 ; SAP NetWeaver 7.5 ; SAP NetWeaver Application Server 7.51 for SAP S/4HANA 1610 ; SAP NetWeaver Application Server for ABAP 7.52 for SAP S/4HANA
Keywords
CST, client server technology, kernel, application server, instance, maximum number of connected terminals reached, SAP Client-Server Technology, rdisp/wp_max_no, Maximum number of permitted terminal connections reached, Q0P, cannot connect to the system, not able to connect, too many users, cannot logon, overflow of logon table, login slots full
, KBA , BC-CST-DP , Dispatcher, Task Handler , Problem
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