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SAP Basis

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Unit 15: Structured Troubleshooting ADM100<br />

In the same way, you can find the corresponding information for the<br />

receiving side on your front end in the lprintg.log file. The highlighted<br />

sections 2a and 2b in the figure “ Spool Work Process Trace: 1” corresponds<br />

to the highlighted section in the figure “lprintg.log: 1”.<br />

Figure 178: lprintg.log: 1<br />

In the first TCP_OPEN call,itisnotpossibletocreateaconnectionto<br />

<strong>SAP</strong>LPD (message: NiRawConnect failed with code=-10), since<br />

it is not started. <strong>SAP</strong>LPD is started in the TCP_START block. There<br />

is then another TCP_OPEN call, which is successfully completed with<br />

the started <strong>SAP</strong>LPD. The data transfer now takes place. This is the<br />

TCP_WRITE_BINARY and TCP_READ_BINARY blocks. The data transfer<br />

ends at TCP_CLOSE finished.<br />

562 © 2003 <strong>SAP</strong> AG. All rights reserved. 2003/Q3

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