UploadTool stopped working with EXCEEDED_MAXIMUM_ALLOWED_AUTHTOKENS

UploadTool stopped working with EXCEEDED_MAXIMUM_ALLOWED_AUTHTOKENS

UploadTool stopped working abruptly with the EXCEEDED_MAXIMUM_ALLOWED_AUTHTOKENS error message.

Running the most recent version of UploadTool.

There are not other active UploadTool processes.

Username/password work fine on the web.

The log follows.

Update: worked after manually removing stale auth tokens from 'Zoho Accounts'. Do these things ever expire? Can I manually generate one?

2014/01/09 12:06:18 CST: OS : Linux 2.6.32-279.19.1.el6.x86_64 amd64
2014/01/09 12:06:18 CST: JVM Version : 1.6.0_24
2014/01/09 12:06:18 CST:TESTRUN :: false

2014/01/09 12:06:18 CST:2014-01-09 12:06:18.65 :: Connection Props are :

2014/01/09 12:06:18 CST:DBTYPE :: mysql

2014/01/09 12:06:18 CST:HOSTNAME :: localhost

2014/01/09 12:06:18 CST:USERNAME :: ofbiz

2014/01/09 12:06:18 CST:PORT :: 3306

2014/01/09 12:06:18 CST:DBNAME :: ofbiz

2014/01/09 12:06:18 CST:MDBFILENAME :: 

2014/01/09 12:06:18 CST:SQLITEFILENAME :: 

2014/01/09 12:06:18 CST:FIREBIRDFILENAME :: null

2014/01/09 12:06:18 CST:CONNECTION URL :: jdbc:mysql://localhost:3306/ofbiz?useUnicode=true&characterEncoding=UTF-8

2014/01/09 12:06:18 CST:TOTAL NUMBER OF QUERIES :: 27
2014/01/09 12:06:18 CST:
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~


2014/01/09 12:06:18 CST:logging into https://accounts.zoho.com
2014/01/09 12:06:20 CST:IAM Error: Response status: 200
IAM Response: #
#Wed Jan 08 20:07:21 PST 2014
CAUSE=EXCEEDED_MAXIMUM_ALLOWED_AUTHTOKENS
RESULT=FALSE

2014/01/09 12:06:20 CST:ServerException (HttpStatusCode 200 Error Code: 407 , URI: https://accounts.zoho.com, Action: ZOHO_LOGIN, Message: Could not login. Could be because of EXCEEDED_MAXIMUM_ALLOWED_AUTHTOKENS)
at com.adventnet.zoho.client.report.ReportClient.create(ReportClient.java:96)
at com.adventnet.zoho.client.report.tool.ZohoReportUploadDataFromDB.parseXMLAndImportData(ZohoReportUploadDataFromDB.java:454)
at com.adventnet.zoho.client.report.tool.ZohoReportUploadDataFromDB.main(ZohoReportUploadDataFromDB.java:110)