[Bug]: CCE in query with string as expected type

[SasinduDilshara]

Description

function queryWithString2() returns error? {
    stream<Book, error?> bookStream = [{ author: "Author 1", title: "Title 1" }, 
                                        {author: "Author 2", title: "Title 2" }].toStream();

    string strValue = check from Book _ in bookStream
        select <string:Char> "a";
}
public function main() {

    error? testQueryWithXmlResult2 = trap queryWithString2();
    if (testQueryWithXmlResult2 is error) {
        io:println(testQueryWithXmlResult2);
    }
}

Gives

Compiling source
        a.bal
WARNING [a.bal:(12:5,13:34)] unused variable 'strValue'

Running executable

[2023-03-30 10:45:00,661] SEVERE {b7a.log.crash} - class java.lang.String cannot be cast to class io.ballerina.runtime.api.values.BValue (java.lang.String is in module java.base of loader 'bootstrap'; io.ballerina.runtime.api.values.BValue is in unnamed module of loader 'app') 
java.lang.ClassCastException: class java.lang.String cannot be cast to class io.ballerina.runtime.api.values.BValue (java.lang.String is in module java.base of loader 'bootstrap'; io.ballerina.runtime.api.values.BValue is in unnamed module of loader 'app')
        at io.ballerina.runtime.internal.TypeChecker.getType(TypeChecker.java:367)
        at io.ballerina.runtime.internal.ErrorUtils.createNumericConversionError(ErrorUtils.java:148)
        at io.ballerina.runtime.internal.TypeConverter.stringToChar(TypeConverter.java:930)
        at io.ballerina.runtime.internal.TypeConverter.anyToChar(TypeConverter.java:992)
        at a.queryWithString2(a.bal:12)
        at a.main(a.bal:17)
        at $_init.$moduleExecute(.)
        at $_init.$lambda$$moduleExecute$(.)
        at io.ballerina.runtime.internal.scheduling.SchedulerItem.execute(SchedulerItem.java:54)
        at io.ballerina.runtime.internal.scheduling.Scheduler.run(Scheduler.java:306)
        at io.ballerina.runtime.internal.scheduling.Scheduler.runSafely(Scheduler.java:273)
        at java.base/java.lang.Thread.run(Thread.java:829)

Steps to Reproduce

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Affected Version(s)

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OS, DB, other environment details and versions

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Related area

-> Compilation

Related issue(s) (optional)

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Suggested label(s) (optional)

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Suggested assignee(s) (optional)

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[github-actions]

This issue is NOT closed with a proper Reason/ label. Make sure to add proper reason label before closing. Please add or leave a comment with the proper reason label now.

      - Reason/EngineeringMistake - The issue occurred due to a mistake made in the past.
      - Reason/Regression - The issue has introduced a regression.
      - Reason/MultipleComponentInteraction - Issue occured due to interactions in multiple components.
      - Reason/Complex - Issue occurred due to complex scenario.
      - Reason/Invalid - Issue is invalid.
      - Reason/Other - None of the above cases.