我在iReport中设计了一个报告并尝试在JasperReports Server 4.7.0中运行它，但在执行报告时出现以下错误：
The server has encountered an error. Please excuse the inconvenience.
Error Message
com.jaspersoft.jasperserver.api.JSExceptionWrapper: Errors were encountered when compiling report expressions class file:
1. Syntax error on token ":", , expected value = {repo:"C:\\Users\\ukhare\\Desktop\\report\\report8_subreport1.jasper"}; //$JR_EXPR_ID=10$ ^
2. Syntax error on token ":", ; expected value = repo:C:\\Users\\ukhare\\Desktop\\report\\report8_subreport2.jasper; //$JR_EXPR_ID=12$ ^
3. Syntax error on tokens, delete these tokens value = repo:C:\\Users\\ukhare\\Desktop\\report\\report8_subreport2.jasper; //$JR_EXPR_ID=12$ <-------------------------------->
4. Syntax error, insert "AssignmentOperator ArrayInitializer" to complete Expression value = repo:C:\\Users\\ukhare\\Desktop\\report\\report8_subreport2.jasper; //$JR_EXPR_ID=12$ <---->
5. Syntax error on token ":", ; expected value = repo:C:\\Users\\ukhare\\Desktop\\report\\report8_subreport3.jasper; //$JR_EXPR_ID=14$ ^
6. Syntax error on tokens, delete these tokens value = repo:C:\\Users\\ukhare\\Desktop\\report\\report8_subreport3.jasper; //$JR_EXPR_ID=14$ <-------------------------------->
7. Syntax error, insert "AssignmentOperator ArrayInitializer" to complete Expression value = repo:C:\\Users\\ukhare\\Desktop\\report\\report8_subreport3.jasper; //$JR_EXPR_ID=14$ <---->
8. Syntax error on token ":", , expected value = {repo:"C:\\Users\\ukhare\\Desktop\\report\\report8_subreport1.jasper"}; //$JR_EXPR_ID=10$ ^
9. Syntax error on token ":", ; expected value = repo:C:\\Users\\ukhare\\Desktop\\report\\report8_subreport2.jasper; //$JR_EXPR_ID=12$ ^
10. Syntax error on tokens, delete these tokens value = repo:C:\\Users\\ukhare\\Desktop\\report\\report8_subreport2.jasper; //$JR_EXPR_ID=12$ <-------------------------------->
11. Syntax error, insert "AssignmentOperator ArrayInitializer" to complete Expression value = repo:C:\\Users\\ukhare\\Desktop\\report\\report8_subreport2.jasper; //$JR_EXPR_ID=12$ <---->
12. Syntax error on token ":", ; expected value = repo:C:\\Users\\ukhare\\Desktop\\report\\report8_subreport3.jasper; //$JR_EXPR_ID=14$ ^
13. Syntax error on tokens, delete these tokens value = repo:C:\\Users\\ukhare\\Desktop\\report\\report8_subreport3.jasper; //$JR_EXPR_ID=14$ <-------------------------------->
14. Syntax error, insert "AssignmentOperator ArrayInitializer" to complete Expression value = repo:C:\\Users\\ukhare\\Desktop\\report\\report8_subreport3.jasper; //$JR_EXPR_ID=14$ <---->
15. Syntax error on token ":", , expected value = {repo:"C:\\Users\\ukhare\\Desktop\\report\\report8_subreport1.jasper"}; //$JR_EXPR_ID=10$ ^
16. Syntax error on token ":", ; expected value = repo:C:\\Users\\ukhare\\Desktop\\report\\report8_subreport2.jasper; //$JR_EXPR_ID=12$ ^
17. Syntax error on tokens, delete these tokens value = repo:C:\\Users\\ukhare\\Desktop\\report\\report8_subreport2.jasper; //$JR_EXPR_ID=12$ <-------------------------------->
18. Syntax error, insert "AssignmentOperator ArrayInitializer" to complete Expression value = repo:C:\\Users\\ukhare\\Desktop\\report\\report8_subreport2.jasper; //$JR_EXPR_ID=12$ <---->
19. Syntax error on token ":", ; expected value = repo:C:\\Users\\ukhare\\Desktop\\report\\report8_subreport3.jasper; //$JR_EXPR_ID=14$ ^
20. Syntax error on tokens, delete these tokens value = repo:C:\\Users\\ukhare\\Desktop\\report\\report8_subreport3.jasper; //$JR_EXPR_ID=14$ <-------------------------------->
21. Syntax error, insert "AssignmentOperator ArrayInitializer" to complete Expression value = repo:C:\\Users\\ukhare\\Desktop\\report\\report8_subreport3.jasper; //$JR_EXPR_ID=14$ <---->
21 errors
知道如何解决吗？