Thanks for your response Virinchy P
When i'm check in fiori app, it doesnt display list of PO, but when im using search box to search a particular PO, sometimes its coming and sometimes not coming.
I'm getting the below error and it returns 304 status code.
URL Method Result Type Received Taken Initiator Wait Start Request Response Cache read Gap
/sap/bc/ui5_ui5/sap/mm_purord_tpo/Component-preload.js GET 304 application/x-javascript 137 B < 1 ms JS Library XMLHttpRequest 6178 0 0 0 0 1825
/sap/bc/ui5_ui5/sap/mm_purord_tpo/i18n/i18n_en.properties GET 304 application/octet-stream 136 B < 1 ms JS Library XMLHttpRequest 6209 0 0 0 0 1794
/sap/bc/ui5_ui5/sap/mm_purord_tpo/resources/sap/ca/scfld/md/css/scfld.css GET 304 text/css 164 B < 1 ms <link rel="stylesheet"> 6256 0 0 0 0 1747
/sap/bc/ui5_ui5/sap/mm_purord_tpo/i18n/i18n_en.properties GET 304 application/octet-stream 136 B < 1 ms JS Library XMLHttpRequest 6256 0 0 0 0 1747
/sap/opu/odata/sap/SRA020_PO_TRACKING_SRV;mo/$metadata?sap-client=100 GET 304 application/xml 144 B 16 ms 6256 0 0 16 0 1731
/sap/bc/ui5_ui5/sap/mm_purord_tpo/view/S2.view.xml GET 304 text/xml 120 B < 1 ms JS Library XMLHttpRequest 6318 0 0 0 0 1685
/sap/bc/ui5_ui5/sap/mm_purord_tpo/i18n/i18n.properties GET 304 application/octet-stream 136 B < 1 ms JS Library XMLHttpRequest 6318 0 0 0 0 1685
/sap/bc/ui5_ui5/sap/mm_purord_tpo/i18n/i18n_en.properties GET 304 application/octet-stream 136 B < 1 ms JS Library XMLHttpRequest 6334 0 0 0 0 1669
/sap/opu/odata/sap/SRA020_PO_TRACKING_SRV;mo/POLists?$skip=0&$top=100&$orderby=CreatedAt%20desc&$filter=CreatedAt%20gt%20%2720141022%27&$inlinecount=allpages&sap-client=100 GET 304 application/json 171 B < 1 ms JS Library XMLHttpRequest 6334 0 0 0 0 1669
/sap/bc/ui5_ui5/sap/mm_purord_tpo/view/S3.view.xml GET 304 text/xml 120 B < 1 ms JS Library XMLHttpRequest 6428 0 0 0 0 1575
/sap/opu/odata/sap/SRA020_PO_TRACKING_SRV;mo/PODetailedDatas(SAP__Origin='CQE_210',PONumber='4500000000')?$expand=POItems&sap-client=100 GET 200 application/json 2.81 KB 484 ms JS Library XMLHttpRequest 6521 0 484 0 0 998
/sap/opu/odata/UI2/PAGE_BUILDER_PERS/$batch POST 202 multipart/mixed 0.53 KB 1.06 s JS Library XMLHttpRequest 6942 0 718 343 0 0
Regards
Yokesvaran Kumarasamy