( ! ) Warning: Declaration of Jetpack_IXR_Client::query() should be compatible with IXR_Client::query(...$args) in C:\wamp64_2\www\docbase\wp-content\plugins\jetpack\class.jetpack-ixr-client.php on line 0
Call Stack
#	Time	Memory	Function	Location
1	0.0001	401504	{main}( )	...\index.php:0
2	0.0001	401784	require( 'C:\wamp64_2\www\docbase\wp-blog-header.php' )	...\index.php:17
3	0.3497	9212360	wp( )	...\wp-blog-header.php:16
4	0.3497	9212384	WP->main( )	...\functions.php:1334
5	0.3497	9212384	WP->parse_request( )	...\class-wp.php:780
6	0.3504	9239072	do_action_ref_array( )	...\class-wp.php:399
7	0.3504	9239072	WP_Hook->do_action( )	...\plugin.php:565
8	0.3504	9239072	WP_Hook->apply_filters( )	...\class-wp-hook.php:332
9	0.3504	9240088	rest_api_loaded( )	...\class-wp-hook.php:308
10	0.3505	9240120	rest_get_server( )	...\rest-api.php:403
11	0.3505	9243056	do_action( )	...\rest-api.php:577
12	0.3505	9243432	WP_Hook->do_action( )	...\plugin.php:517
13	0.3505	9243432	WP_Hook->apply_filters( )	...\class-wp-hook.php:332
14	0.3516	9282632	Jetpack_Core_Json_Api_Endpoints::register_endpoints( )	...\class-wp-hook.php:308
15	0.3518	9290624	Jetpack::load_xml_rpc_client( )	...\class.core-rest-api-endpoints.php:64

( ! ) Warning: Cannot modify header information - headers already sent by (output started at C:\wamp64_2\www\docbase\wp-content\plugins\jetpack\class.jetpack-ixr-client.php:0) in C:\wamp64_2\www\docbase\wp-includes\rest-api\class-wp-rest-server.php on line 1768
Call Stack
#	Time	Memory	Function	Location
1	0.0001	401504	{main}( )	...\index.php:0
2	0.0001	401784	require( 'C:\wamp64_2\www\docbase\wp-blog-header.php' )	...\index.php:17
3	0.3497	9212360	wp( )	...\wp-blog-header.php:16
4	0.3497	9212384	WP->main( )	...\functions.php:1334
5	0.3497	9212384	WP->parse_request( )	...\class-wp.php:780
6	0.3504	9239072	do_action_ref_array( )	...\class-wp.php:399
7	0.3504	9239072	WP_Hook->do_action( )	...\plugin.php:565
8	0.3504	9239072	WP_Hook->apply_filters( )	...\class-wp-hook.php:332
9	0.3504	9240088	rest_api_loaded( )	...\class-wp-hook.php:308
10	0.4391	11030960	WP_REST_Server->serve_request( )	...\rest-api.php:410
11	0.4392	11030616	WP_REST_Server->send_header( )	...\class-wp-rest-server.php:310
12	0.4392	11030944	header ( )	...\class-wp-rest-server.php:1768

( ! ) Warning: Cannot modify header information - headers already sent by (output started at C:\wamp64_2\www\docbase\wp-content\plugins\jetpack\class.jetpack-ixr-client.php:0) in C:\wamp64_2\www\docbase\wp-includes\rest-api\class-wp-rest-server.php on line 1768
Call Stack
#	Time	Memory	Function	Location
1	0.0001	401504	{main}( )	...\index.php:0
2	0.0001	401784	require( 'C:\wamp64_2\www\docbase\wp-blog-header.php' )	...\index.php:17
3	0.3497	9212360	wp( )	...\wp-blog-header.php:16
4	0.3497	9212384	WP->main( )	...\functions.php:1334
5	0.3497	9212384	WP->parse_request( )	...\class-wp.php:780
6	0.3504	9239072	do_action_ref_array( )	...\class-wp.php:399
7	0.3504	9239072	WP_Hook->do_action( )	...\plugin.php:565
8	0.3504	9239072	WP_Hook->apply_filters( )	...\class-wp-hook.php:332
9	0.3504	9240088	rest_api_loaded( )	...\class-wp-hook.php:308
10	0.4391	11030960	WP_REST_Server->serve_request( )	...\rest-api.php:410
11	0.4409	11030560	WP_REST_Server->send_header( )	...\class-wp-rest-server.php:311
12	0.4409	11030880	header ( )	...\class-wp-rest-server.php:1768

( ! ) Warning: Cannot modify header information - headers already sent by (output started at C:\wamp64_2\www\docbase\wp-content\plugins\jetpack\class.jetpack-ixr-client.php:0) in C:\wamp64_2\www\docbase\wp-includes\rest-api\class-wp-rest-server.php on line 1768
Call Stack
#	Time	Memory	Function	Location
1	0.0001	401504	{main}( )	...\index.php:0
2	0.0001	401784	require( 'C:\wamp64_2\www\docbase\wp-blog-header.php' )	...\index.php:17
3	0.3497	9212360	wp( )	...\wp-blog-header.php:16
4	0.3497	9212384	WP->main( )	...\functions.php:1334
5	0.3497	9212384	WP->parse_request( )	...\class-wp.php:780
6	0.3504	9239072	do_action_ref_array( )	...\class-wp.php:399
7	0.3504	9239072	WP_Hook->do_action( )	...\plugin.php:565
8	0.3504	9239072	WP_Hook->apply_filters( )	...\class-wp-hook.php:332
9	0.3504	9240088	rest_api_loaded( )	...\class-wp-hook.php:308
10	0.4391	11030960	WP_REST_Server->serve_request( )	...\rest-api.php:410
11	0.4429	11030752	WP_REST_Server->send_header( )	...\class-wp-rest-server.php:315
12	0.4429	11031120	header ( )	...\class-wp-rest-server.php:1768

( ! ) Warning: Cannot modify header information - headers already sent by (output started at C:\wamp64_2\www\docbase\wp-content\plugins\jetpack\class.jetpack-ixr-client.php:0) in C:\wamp64_2\www\docbase\wp-includes\rest-api\class-wp-rest-server.php on line 1768
Call Stack
#	Time	Memory	Function	Location
1	0.0001	401504	{main}( )	...\index.php:0
2	0.0001	401784	require( 'C:\wamp64_2\www\docbase\wp-blog-header.php' )	...\index.php:17
3	0.3497	9212360	wp( )	...\wp-blog-header.php:16
4	0.3497	9212384	WP->main( )	...\functions.php:1334
5	0.3497	9212384	WP->parse_request( )	...\class-wp.php:780
6	0.3504	9239072	do_action_ref_array( )	...\class-wp.php:399
7	0.3504	9239072	WP_Hook->do_action( )	...\plugin.php:565
8	0.3504	9239072	WP_Hook->apply_filters( )	...\class-wp-hook.php:332
9	0.3504	9240088	rest_api_loaded( )	...\class-wp-hook.php:308
10	0.4391	11030960	WP_REST_Server->serve_request( )	...\rest-api.php:410
11	0.4446	11030640	WP_REST_Server->send_header( )	...\class-wp-rest-server.php:323
12	0.4446	11030960	header ( )	...\class-wp-rest-server.php:1768

( ! ) Warning: Cannot modify header information - headers already sent by (output started at C:\wamp64_2\www\docbase\wp-content\plugins\jetpack\class.jetpack-ixr-client.php:0) in C:\wamp64_2\www\docbase\wp-includes\rest-api\class-wp-rest-server.php on line 1768
Call Stack
#	Time	Memory	Function	Location
1	0.0001	401504	{main}( )	...\index.php:0
2	0.0001	401784	require( 'C:\wamp64_2\www\docbase\wp-blog-header.php' )	...\index.php:17
3	0.3497	9212360	wp( )	...\wp-blog-header.php:16
4	0.3497	9212384	WP->main( )	...\functions.php:1334
5	0.3497	9212384	WP->parse_request( )	...\class-wp.php:780
6	0.3504	9239072	do_action_ref_array( )	...\class-wp.php:399
7	0.3504	9239072	WP_Hook->do_action( )	...\plugin.php:565
8	0.3504	9239072	WP_Hook->apply_filters( )	...\class-wp-hook.php:332
9	0.3504	9240088	rest_api_loaded( )	...\class-wp-hook.php:308
10	0.4391	11030960	WP_REST_Server->serve_request( )	...\rest-api.php:410
11	0.4459	11030704	WP_REST_Server->send_header( )	...\class-wp-rest-server.php:335
12	0.4459	11031072	header ( )	...\class-wp-rest-server.php:1768

( ! ) Warning: Cannot modify header information - headers already sent by (output started at C:\wamp64_2\www\docbase\wp-content\plugins\jetpack\class.jetpack-ixr-client.php:0) in C:\wamp64_2\www\docbase\wp-includes\rest-api\class-wp-rest-server.php on line 1768
Call Stack
#	Time	Memory	Function	Location
1	0.0001	401504	{main}( )	...\index.php:0
2	0.0001	401784	require( 'C:\wamp64_2\www\docbase\wp-blog-header.php' )	...\index.php:17
3	0.3497	9212360	wp( )	...\wp-blog-header.php:16
4	0.3497	9212384	WP->main( )	...\functions.php:1334
5	0.3497	9212384	WP->parse_request( )	...\class-wp.php:780
6	0.3504	9239072	do_action_ref_array( )	...\class-wp.php:399
7	0.3504	9239072	WP_Hook->do_action( )	...\plugin.php:565
8	0.3504	9239072	WP_Hook->apply_filters( )	...\class-wp-hook.php:332
9	0.3504	9240088	rest_api_loaded( )	...\class-wp-hook.php:308
10	0.4391	11030960	WP_REST_Server->serve_request( )	...\rest-api.php:410
11	0.4474	11030752	WP_REST_Server->send_header( )	...\class-wp-rest-server.php:359
12	0.4474	11031120	header ( )	...\class-wp-rest-server.php:1768

( ! ) Warning: Cannot modify header information - headers already sent by (output started at C:\wamp64_2\www\docbase\wp-content\plugins\jetpack\class.jetpack-ixr-client.php:0) in C:\wamp64_2\www\docbase\wp-includes\rest-api\class-wp-rest-server.php on line 1768
Call Stack
#	Time	Memory	Function	Location
1	0.0001	401504	{main}( )	...\index.php:0
2	0.0001	401784	require( 'C:\wamp64_2\www\docbase\wp-blog-header.php' )	...\index.php:17
3	0.3497	9212360	wp( )	...\wp-blog-header.php:16
4	0.3497	9212384	WP->main( )	...\functions.php:1334
5	0.3497	9212384	WP->parse_request( )	...\class-wp.php:780
6	0.3504	9239072	do_action_ref_array( )	...\class-wp.php:399
7	0.3504	9239072	WP_Hook->do_action( )	...\plugin.php:565
8	0.3504	9239072	WP_Hook->apply_filters( )	...\class-wp-hook.php:332
9	0.3504	9240088	rest_api_loaded( )	...\class-wp-hook.php:308
10	0.4391	11030960	WP_REST_Server->serve_request( )	...\rest-api.php:410
11	0.7066	11319888	WP_REST_Server->send_headers( )	...\class-wp-rest-server.php:459
12	0.7066	11319888	WP_REST_Server->send_header( )	...\class-wp-rest-server.php:1780
13	0.7066	11320400	header ( )	...\class-wp-rest-server.php:1768

( ! ) Warning: Cannot modify header information - headers already sent by (output started at C:\wamp64_2\www\docbase\wp-content\plugins\jetpack\class.jetpack-ixr-client.php:0) in C:\wamp64_2\www\docbase\wp-includes\rest-api\class-wp-rest-server.php on line 1768
Call Stack
#	Time	Memory	Function	Location
1	0.0001	401504	{main}( )	...\index.php:0
2	0.0001	401784	require( 'C:\wamp64_2\www\docbase\wp-blog-header.php' )	...\index.php:17
3	0.3497	9212360	wp( )	...\wp-blog-header.php:16
4	0.3497	9212384	WP->main( )	...\functions.php:1334
5	0.3497	9212384	WP->parse_request( )	...\class-wp.php:780
6	0.3504	9239072	do_action_ref_array( )	...\class-wp.php:399
7	0.3504	9239072	WP_Hook->do_action( )	...\plugin.php:565
8	0.3504	9239072	WP_Hook->apply_filters( )	...\class-wp-hook.php:332
9	0.3504	9240088	rest_api_loaded( )	...\class-wp-hook.php:308
10	0.4391	11030960	WP_REST_Server->serve_request( )	...\rest-api.php:410
11	0.7066	11319888	WP_REST_Server->send_headers( )	...\class-wp-rest-server.php:459
12	0.7084	11319888	WP_REST_Server->send_header( )	...\class-wp-rest-server.php:1780
13	0.7084	11320208	header ( )	...\class-wp-rest-server.php:1768

{"id":3123,"date":"2018-09-06T08:01:13","date_gmt":"2018-09-06T08:01:13","guid":{"rendered":"http:\/\/sandbox.interswitchng.com\/docbase\/docs\/interswitch-sec-headers\/faq\/"},"modified":"2018-09-06T16:00:44","modified_gmt":"2018-09-06T16:00:44","slug":"faq","status":"publish","type":"docs","link":"https:\/\/sandbox.interswitchng.com\/docbase\/docs\/interswitch-sec-headers\/faq\/","title":{"rendered":"FAQ"},"content":{"rendered":"\n\n\n\n\t\n\n\t\n\t

Error<\/th>	Possible Problem\/Solution<\/th>\n<\/tr>\n<\/thead>\n
E26 - Invalid authentication credentials: signature cannot be authenticated<\/td>	Faulty signature computation. Confirm hextobase64 encoding is done properly. \n \"Signature\"=hexToBase64(Sha1.hash(signatureCipher))) \n where \"signatureCipher\" = httpMethod + \"&\"+ url + \"&\" +timestamp + \"&\" + nonce + \"&\" + clientId + \"&\" + clientSecret<\/td>\n<\/tr>\n
E25 - Invalid authentication credentials: Nonce already used<\/td>	Nonce is a unique generated value for each request. It should not be repeated. Length should NOT be more than 64 characters<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n\n","protected":false},"author":169,"featured_media":0,"parent":496,"menu_order":8,"comment_status":"closed","ping_status":"closed","template":"","meta":{"spay_email":""},"doc_tag":[],"_links":{"self":[{"href":"https:\/\/sandbox.interswitchng.com\/docbase\/wp-json\/wp\/v2\/docs\/3123"}],"collection":[{"href":"https:\/\/sandbox.interswitchng.com\/docbase\/wp-json\/wp\/v2\/docs"}],"about":[{"href":"https:\/\/sandbox.interswitchng.com\/docbase\/wp-json\/wp\/v2\/types\/docs"}],"author":[{"embeddable":true,"href":"https:\/\/sandbox.interswitchng.com\/docbase\/wp-json\/wp\/v2\/users\/169"}],"replies":[{"embeddable":true,"href":"https:\/\/sandbox.interswitchng.com\/docbase\/wp-json\/wp\/v2\/comments?post=3123"}],"version-history":[{"count":2,"href":"https:\/\/sandbox.interswitchng.com\/docbase\/wp-json\/wp\/v2\/docs\/3123\/revisions"}],"predecessor-version":[{"id":3192,"href":"https:\/\/sandbox.interswitchng.com\/docbase\/wp-json\/wp\/v2\/docs\/3123\/revisions\/3192"}],"up":[{"embeddable":true,"href":"https:\/\/sandbox.interswitchng.com\/docbase\/wp-json\/wp\/v2\/docs\/496"}],"prev":[{"title":"Strong Authentication API","link":"https:\/\/sandbox.interswitchng.com\/docbase\/docs\/interswitch-sec-headers\/strong-authentication-api-2\/","href":"https:\/\/sandbox.interswitchng.com\/docbase\/wp-json\/wp\/v2\/docs\/2627"}],"wp:attachment":[{"href":"https:\/\/sandbox.interswitchng.com\/docbase\/wp-json\/wp\/v2\/media?parent=3123"}],"wp:term":[{"taxonomy":"doc_tag","embeddable":true,"href":"https:\/\/sandbox.interswitchng.com\/docbase\/wp-json\/wp\/v2\/doc_tag?post=3123"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}