error TS2315: Type 'Observable' is not generic.

[taratemohit]

ERROR in node_modules/@angular/common/http/src/backend.d.ts(24,45): error TS2315: Type 'Observable' is not generic. node_modules/@angular/common/http/src/backend.d.ts(37,45): error TS2315: Type 'Observable' is not generic. node_modules/@angular/common/http/src/client.d.ts(67,40): error TS2315: Type 'Observable' is not generic. node_modules/@angular/common/http/src/client.d.ts(91,9): error TS2315: Type 'Observable' is not generic. node_modules/@angular/common/http/src/client.d.ts(114,9): error TS2315: Type 'Observable' is not generic. node_modules/@angular/common/http/src/client.d.ts(137,9): error TS2315: Type 'Observable' is not generic. node_modules/@angular/common/http/src/client.d.ts(161,9): error TS2315: Type 'Observable' is not generic. node_modules/@angular/common/http/src/client.d.ts(185,9): error TS2315: Type 'Observable' is not generic. node_modules/@angular/common/http/src/client.d.ts(208,9): error TS2315: Type 'Observable' is not generic. node_modules/@angular/common/http/src/client.d.ts(231,9): error TS2315: Type 'Observable' is not generic. node_modules/@angular/common/http/src/client.d.ts(254,9): error TS2315: Type 'Observable' is not generic. node_modules/@angular/common/http/src/client.d.ts(277,9): error TS2315: Type 'Observable' is not generic. node_modules/@angular/common/http/src/client.d.ts(299,9): error TS2315: Type 'Observable' is not generic. node_modules/@angular/common/http/src/client.d.ts(321,9): error TS2315: Type 'Observable' is not generic. node_modules/@angular/common/http/src/client.d.ts(344,9): error TS2315: Type 'Observable' is not generic. node_modules/@angular/common/http/src/client.d.ts(367,9): error TS2315: Type 'Observable' is not generic. node_modules/@angular/common/http/src/client.d.ts(390,9): error TS2315: Type 'Observable' is not generic. node_modules/@angular/common/http/src/client.d.ts(413,9): error TS2315: Type 'Observable' is not generic. node_modules/@angular/common/http/src/client.d.ts(435,9): error TS2315: Type 'Observable' is not generic. node_modules/@angular/common/http/src/client.d.ts(456,9): error TS2315: Type 'Observable' is not generic. node_modules/@angular/common/http/src/client.d.ts(477,9): error TS2315: Type 'Observable' is not generic. node_modules/@angular/common/http/src/client.d.ts(498,9): error TS2315: Type 'Observable' is not generic. node_modules/@angular/common/http/src/client.d.ts(520,9): error TS2315: Type 'Observable' is not generic. node_modules/@angular/common/http/src/client.d.ts(542,9): error TS2315: Type 'Observable' is not generic. node_modules/@angular/common/http/src/client.d.ts(564,9): error TS2315: Type 'Observable' is not generic. node_modules/@angular/common/http/src/client.d.ts(586,9): error TS2315: Type 'Observable' is not generic. node_modules/@angular/common/http/src/client.d.ts(608,9): error TS2315: Type 'Observable' is not generic. node_modules/@angular/common/http/src/client.d.ts(629,9): error TS2315: Type 'Observable' is not generic. node_modules/@angular/common/http/src/client.d.ts(650,9): error TS2315: Type 'Observable' is not generic. node_modules/@angular/common/http/src/client.d.ts(671,9): error TS2315: Type 'Observable' is not generic. node_modules/@angular/common/http/src/client.d.ts(693,9): error TS2315: Type 'Observable' is not generic. node_modules/@angular/common/http/src/client.d.ts(714,9): error TS2315: Type 'Observable' is not generic. node_modules/@angular/common/http/src/client.d.ts(735,9): error TS2315: Type 'Observable' is not generic. node_modules/@angular/common/http/src/client.d.ts(756,9): error TS2315: Type 'Observable' is not generic. node_modules/@angular/common/http/src/client.d.ts(777,9): error TS2315: Type 'Observable' is not generic. node_modules/@angular/common/http/src/client.d.ts(798,9): error TS2315: Type 'Observable' is not generic. node_modules/@angular/common/http/src/client.d.ts(819,9): error TS2315: Type 'Observable' is not generic. node_modules/@angular/common/http/src/client.d.ts(841,9): error TS2315: Type 'Observable' is not generic. node_modules/@angular/common/http/src/client.d.ts(862,9): error TS2315: Type 'Observable' is not generic. node_modules/@angular/common/http/src/client.d.ts(883,9): error TS2315: Type 'Observable' is not generic. node_modules/@angular/common/http/src/client.d.ts(904,9): error TS2315: Type 'Observable' is not generic. node_modules/@angular/common/http/src/client.d.ts(924,9): error TS2315: Type 'Observable' is not generic. node_modules/@angular/common/http/src/client.d.ts(946,9): error TS2315: Type 'Observable' is not generic. node_modules/@angular/common/http/src/client.d.ts(968,9): error TS2315: Type 'Observable' is not generic. node_modules/@angular/common/http/src/client.d.ts(990,9): error TS2315: Type 'Observable' is not generic. node_modules/@angular/common/http/src/client.d.ts(1012,9): error TS2315: Type 'Observable' is not generic. node_modules/@angular/common/http/src/client.d.ts(1034,9): error TS2315: Type 'Observable' is not generic. node_modules/@angular/common/http/src/client.d.ts(1056,9): error TS2315: Type 'Observable' is not generic. node_modules/@angular/common/http/src/client.d.ts(1077,9): error TS2315: Type 'Observable' is not generic. node_modules/@angular/common/http/src/client.d.ts(1098,9): error TS2315: Type 'Observable' is not generic. node_modules/@angular/common/http/src/client.d.ts(1119,9): error TS2315: Type 'Observable' is not generic. node_modules/@angular/common/http/src/client.d.ts(1140,9): error TS2315: Type 'Observable' is not generic. node_modules/@angular/common/http/src/client.d.ts(1162,9): error TS2315: Type 'Observable' is not generic. node_modules/@angular/common/http/src/client.d.ts(1184,9): error TS2315: Type 'Observable' is not generic. node_modules/@angular/common/http/src/client.d.ts(1205,9): error TS2315: Type 'Observable' is not generic. node_modules/@angular/common/http/src/client.d.ts(1227,9): error TS2315: Type 'Observable' is not generic. node_modules/@angular/common/http/src/client.d.ts(1249,9): error TS2315: Type 'Observable' is not generic. node_modules/@angular/common/http/src/client.d.ts(1271,9): error TS2315: Type 'Observable' is not generic. node_modules/@angular/common/http/src/client.d.ts(1293,9): error TS2315: Type 'Observable' is not generic. node_modules/@angular/common/http/src/client.d.ts(1315,9): error TS2315: Type 'Observable' is not generic. node_modules/@angular/common/http/src/client.d.ts(1337,9): error TS2315: Type 'Observable' is not generic. node_modules/@angular/common/http/src/client.d.ts(1359,9): error TS2315: Type 'Observable' is not generic. node_modules/@angular/common/http/src/client.d.ts(1380,9): error TS2315: Type 'Observable' is not generic. node_modules/@angular/common/http/src/client.d.ts(1402,9): error TS2315: Type 'Observable' is not generic. node_modules/@angular/common/http/src/client.d.ts(1411,48): error TS2315: Type 'Observable' is not generic. node_modules/@angular/common/http/src/client.d.ts(1424,51): error TS2315: Type 'Observable' is not generic. node_modules/@angular/common/http/src/client.d.ts(1445,9): error TS2315: Type 'Observable' is not generic. node_modules/@angular/common/http/src/client.d.ts(1466,9): error TS2315: Type 'Observable' is not generic. node_modules/@angular/common/http/src/client.d.ts(1487,9): error TS2315: Type 'Observable' is not generic. node_modules/@angular/common/http/src/client.d.ts(1509,9): error TS2315: Type 'Observable' is not generic. node_modules/@angular/common/http/src/client.d.ts(1531,9): error TS2315: Type 'Observable' is not generic. node_modules/@angular/common/http/src/client.d.ts(1553,9): error TS2315: Type 'Observable' is not generic. node_modules/@angular/common/http/src/client.d.ts(1575,9): error TS2315: Type 'Observable' is not generic. node_modules/@angular/common/http/src/client.d.ts(1597,9): error TS2315: Type 'Observable' is not generic. node_modules/@angular/common/http/src/client.d.ts(1619,9): error TS2315: Type 'Observable' is not generic. node_modules/@angular/common/http/src/client.d.ts(1641,9): error TS2315: Type 'Observable' is not generic. node_modules/@angular/common/http/src/client.d.ts(1663,9): error TS2315: Type 'Observable' is not generic. node_modules/@angular/common/http/src/client.d.ts(1685,9): error TS2315: Type 'Observable' is not generic. node_modules/@angular/common/http/src/client.d.ts(1707,9): error TS2315: Type 'Observable' is not generic. node_modules/@angular/commo