How To Fix ESH_QP_MSG001 - Unexpected symbol; expected &1 but matched &2

SAP Error Message - Details

• Message type: E = Error

• Message class: ESH_QP_MSG - Query Parser Messages

• Message number: 001

• Message text: Unexpected symbol; expected &1 but matched &2

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

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Smart SAP Assistant

• What is the cause and solution for SAP error message ESH_QP_MSG001 - Unexpected symbol; expected &1 but matched &2 ?

  The SAP error message ESH_QP_MSG001 indicates that there is a syntax error in a query or search expression within the SAP Enterprise Search (SAP ESH) framework. Specifically, the message states that an unexpected symbol was encountered, where the system expected one symbol (denoted as &1) but found another (denoted as &2).
  Cause:
  This error typically arises due to:
  
  Incorrect Query Syntax: The query may contain typos, misplaced operators, or incorrect formatting.
  Unsupported Characters: The query might include characters or symbols that are not recognized by the query parser.
  Logical Errors: The logical structure of the query may be flawed, such as missing parentheses or incorrect use of operators (AND, OR, NOT).
  Version Compatibility: If there are changes in the query language or syntax in newer versions of SAP, older queries may not be compatible.
  
  Solution:
  To resolve the error, you can take the following steps:
  
  
  Review the Query: Carefully check the syntax of the query for any typos or misplaced symbols. Ensure that all operators and keywords are used correctly.
  
  
  Check for Unsupported Characters: Remove any special characters or symbols that may not be supported in the query language.
  
  
  Validate Logical Structure: Ensure that the logical structure of the query is correct. For example, check that all parentheses are properly closed and that operators are used in the correct context.
  
  
  Use Query Builder: If available, use the SAP Query Builder or a similar tool to construct your query. These tools often provide syntax highlighting and error checking that can help identify issues.
  
  
  Consult Documentation: Refer to the SAP documentation for the specific version you are using to ensure that you are following the correct syntax and guidelines for queries.
  
  
  Test with Simple Queries: Start with a very simple query that you know should work, and gradually build it up to identify where the error occurs.
  
  
  Check for Updates: If you suspect that the issue may be related to version compatibility, check for any updates or patches for your SAP system that may address known issues.
  
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues related to the error message ESH_QP_MSG001. SAP Notes often provide specific fixes or workarounds.
  Community Forums: Engage with SAP community forums or user groups where similar issues may have been discussed.
  SAP Help Portal: Utilize the SAP Help Portal for detailed documentation on query syntax and examples.
  
  By following these steps, you should be able to identify and correct the issue causing the ESH_QP_MSG001 error in your SAP system.