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  • No : 30667
  • Open Date : 2019/08/30 15:49
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[DataSpider Servista] Depending on timing, an error occurs when executing the file operation adapter’s copying process

Depending on timing, the following error occurs when executing the file operation adapter’s copying process:
 
java.io.FileNotFoundException: <file path>
 
Please tell me about the cause and a way to resolve this problem.
Category : 

Answer

Cause
 
The error in the question occurs because the file operation adapter cannot access the file specified as <file path> at a copy source or a copy destination.
 
In the past case, the above error occurred in the following cases:
  • The target file cannot be browsed due to a network failure
  • The file was being edited by another process (such as security software)
■Workaround
  • The Problem will not reoccur
If the problem is resolved without any changes to the DataSpider Servista settings, it may be caused by network failure or the file was edited due to access by another process.
 
Please check the environmental factors like above and resolve the error by changing network settings or the settings of an application that was executing another process.
 
One way to identify the application that is accessing the file is to use the tool. Please refer to "Reference Information" for details.
  • The Problem Reoccurs
If it is successful in other applications (such as OS Explorer) and the copying process always fails on DataSpider Servista, there may be a problem with the file operation adapter processing. In this case, please contact the support service desk after checking the following information.
 
Information Required for Investigation
 
  1. Mount Setting Information
If you specified the mount path for the copy source and the copy destination, please obtain the setting information of the mounting.
  1. Error Frequency and Situation
If it occurs due to timing, please check the error frequency. Also, make sure that the directory where the error is occurring can be currently browsed from Studio Explorer or OS Explorer.
  1. Error Time and Log
Please check the following log and the error timeframe in which the error was confirmed so we can grasp the situation of the DataSpiderServer when the error occurred.
 
$ DATASPIDER_HOME / server / logs / server.log
$ DATASPIDER_HOME / server / logs / server.log.n (n: integer)
$ DATASPIDER_HOME / server / logs / server.error.log
$ DATASPIDER_HOME / server / logs / $ {execution date} / execution / $ {execution ID} .xml
  1. Project / Script
In order to analyze the execution log, please obtain the project that contains the script in which the error occurred.
 
Reference Information
 
・How to check an application that is accessing a file
 
DataSpiderServer is displayed as "java.exe" in the process name on OS. If anything other than the above is displayed, it means that another process is accessing it.
The status of access to specific files can be checked, for example, by using “Process Monitor” provided by Microsoft.
 
* "Process Monitor" can be downloaded from the following URL:
 
* "Process Monitor" is a different company’s product so we cannot provide you with information such as details about how to use. Please refer to the link from how to use.