My Test account Diagnostic report - Upload test not successful --File not being upload on box.net thorough API

Hi Support, 

Please find my diagnostic report of my test account. Where 0 out 11 test to upload is successful. 

And, if i am trying to upload any file from this account it is giving me below error "Invalid Refresh Token" and not generating access token.

Please find the error while uploading the file. Please suggest asap.

Error (While uploading File):

<pre>Box_API Object
(
[client_id] => 9a0x07xpjzgjx7wwmo5apwvofxyud0j6
[client_secret] => REDACTED
[redirect_uri] => https://leahy-ifp.com/dunnuploads/process_upload_new.php
[access_token] =>
[refresh_token] => REDACTED
[authorize_url] => https://www.box.com/api/oauth2/authorize
[token_url] => https://www.box.com/api/oauth2/token
[api_url] => https://api.box.com/2.0
[upload_url] => https://upload.box.com/api/2.0
[error_message] => Invalid refresh token
[response_status] =>
[asUser] =>
)

Full report (Developer account):

=========================================================================
User ID: 15021846041
Current User Time: 1611421311
=========================================================================
PART 1 of 3: Testing ping to different Box hostnames...
-------------------------------------------------------------------------
Checking ping to https://app.box.com
Pings: 535, 506, 529ms.
Minimum ping: 506ms. Maximum ping: 535ms. Average ping: 523ms.
-------------------------------------------------------------------------
Checking ping to https://ent.box.com
Pings: 1511, 530, 509ms.
Minimum ping: 509ms. Maximum ping: 1511ms. Average ping: 850ms.
-------------------------------------------------------------------------
Checking ping to https://account.box.com
Pings: 1388, 476, 481ms.
Minimum ping: 476ms. Maximum ping: 1388ms. Average ping: 782ms.
-------------------------------------------------------------------------
Checking ping to https://app.boxenterprise.net
Pings: 1431, 487, 485ms.
Minimum ping: 485ms. Maximum ping: 1431ms. Average ping: 801ms.
-------------------------------------------------------------------------
Checking ping to https://app.boxcn.net
Pings: 1425, 476, 476ms.
Minimum ping: 476ms. Maximum ping: 1425ms. Average ping: 792ms.
=========================================================================
PART 2 of 3: Testing download throughput of connections to different Box hostnames...
-------------------------------------------------------------------------
Checking download throughput to https://dl.boxcloud.com
The 10KB file loaded in 1720ms (48 kbps).
The 33KB file loaded in 994ms (272 kbps).
The 71KB file loaded in 993ms (586 kbps).
The 252KB file loaded in 2006ms (1030 kbps).
The 1137KB file loaded in 5128ms (1816 kbps).
The 4445KB file loaded in 12878ms (2828 kbps).
6 out of 6 requests to "https://dl.boxcloud.com" succeeded.
Latency: 993ms
Peak Download (accounting for latency): 3064 kbps
-------------------------------------------------------------------------
Checking download throughput to https://cdn01.boxcdn.net
The 10KB file loaded in 1478ms (56 kbps).
The 33KB file loaded in 880ms (307 kbps).
The 71KB file loaded in 1431ms (406 kbps).
The 252KB file loaded in 1808ms (1143 kbps).
The 1137KB file loaded in 2612ms (3565 kbps).
The 4445KB file loaded in 12107ms (3008 kbps).
6 out of 6 requests to "https://cdn01.boxcdn.net" succeeded.
Latency: 880ms
Peak Download (accounting for latency): 3243 kbps
-------------------------------------------------------------------------
Checking download throughput to https://ec2euc1.boxcloud.com
The 10KB file loaded in 1641ms (50 kbps).
The 33KB file loaded in 1091ms (248 kbps).
The 71KB file loaded in 1155ms (504 kbps).
The 252KB file loaded in 2297ms (900 kbps).
The 1137KB file loaded in 4904ms (1899 kbps).
The 4445KB file loaded in 12936ms (2815 kbps).
6 out of 6 requests to "https://ec2euc1.boxcloud.com" succeeded.
Latency: 1091ms
Peak Download (accounting for latency): 3074 kbps
-------------------------------------------------------------------------
Checking download throughput to https://ec2apne1.boxcloud.com
The 10KB file loaded in 1560ms (53 kbps).
The 33KB file loaded in 1201ms (225 kbps).
The 71KB file loaded in 924ms (630 kbps).
The 252KB file loaded in 1175ms (1758 kbps).
The 1137KB file loaded in 3205ms (2905 kbps).
The 4445KB file loaded in 10204ms (3569 kbps).
6 out of 6 requests to "https://ec2apne1.boxcloud.com" succeeded.
Latency: 924ms
Peak Download (accounting for latency): 3924 kbps
=========================================================================
PART 3 of 3: Testing upload to different Box hostnames...
-------------------------------------------------------------------------
Checking upload speed to https://upload.app.box.com
The 9.8KB file loaded in 1007ms (79 kbps).
The 97.7KB file loaded in 2143ms (373 kbps).
The 976.6KB file loaded in 16197ms (494 kbps).
Upload failed or timed out for "https://upload.app.box.com" on a 9.5MB file (30s timeout)
-------------------------------------------------------------------------
Checking upload speed to https://upload.ent.box.com
The 9.8KB file loaded in 1035ms (77 kbps).
The 97.7KB file loaded in 1965ms (407 kbps).
The 976.6KB file loaded in 16046ms (499 kbps).
Upload failed or timed out for "https://upload.ent.box.com" on a 9.5MB file (30s timeout)
-------------------------------------------------------------------------
Checking upload speed to https://upload.app.boxenterprise.net
The 9.8KB file loaded in 1069ms (75 kbps).
The 97.7KB file loaded in 1994ms (401 kbps).
The 976.6KB file loaded in 16104ms (497 kbps).
Upload failed or timed out for "https://upload.app.boxenterprise.net" on a 9.5MB file (30s timeout)
-------------------------------------------------------------------------
Checking upload speed to https://upload.app.boxcn.net
The 9.8KB file loaded in 1045ms (77 kbps).
The 97.7KB file loaded in 2428ms (329 kbps).
The 976.6KB file loaded in 17532ms (456 kbps).
Upload failed or timed out for "https://upload.app.boxcn.net" on a 9.5MB file (30s timeout)
-------------------------------------------------------------------------
Checking upload speed to https://fupload-g-sjc.app.box.com
The 9.8KB file loaded in 2638ms (30 kbps).
The 97.7KB file loaded in 2332ms (343 kbps).
The 976.6KB file loaded in 24120ms (332 kbps).
Upload failed or timed out for "https://fupload-g-sjc.app.box.com" on a 9.5MB file (30s timeout)
-------------------------------------------------------------------------
Checking upload speed to https://fupload-g-lax.app.box.com
The 9.8KB file loaded in 708ms (113 kbps).
The 97.7KB file loaded in 2089ms (383 kbps).
The 976.6KB file loaded in 22274ms (359 kbps).
Upload failed or timed out for "https://fupload-g-lax.app.box.com" on a 9.5MB file (30s timeout)
-------------------------------------------------------------------------
Checking upload speed to https://fupload-g-jfk.app.box.com
The 9.8KB file loaded in 2792ms (29 kbps).
The 97.7KB file loaded in 8762ms (91 kbps).
The 976.6KB file loaded in 18036ms (444 kbps).
Upload failed or timed out for "https://fupload-g-jfk.app.box.com" on a 9.5MB file (30s timeout)
-------------------------------------------------------------------------
Checking upload speed to https://fupload-g-iad.app.box.com
The 9.8KB file loaded in 1033ms (77 kbps).
The 97.7KB file loaded in 2609ms (307 kbps).
The 976.6KB file loaded in 18446ms (434 kbps).
Upload failed or timed out for "https://fupload-g-iad.app.box.com" on a 9.5MB file (30s timeout)
-------------------------------------------------------------------------
Checking upload speed to https://fupload-tn.app.box.com
The 9.8KB file loaded in 1162ms (69 kbps).
The 97.7KB file loaded in 2665ms (300 kbps).
The 976.6KB file loaded in 20665ms (387 kbps).
Upload failed or timed out for "https://fupload-tn.app.box.com" on a 9.5MB file (30s timeout)
-------------------------------------------------------------------------
Checking upload speed to https://fupload-ec2euc1.app.box.com
The 9.8KB file loaded in 2344ms (34 kbps).
The 97.7KB file loaded in 3174ms (252 kbps).
The 976.6KB file loaded in 18439ms (434 kbps).
Upload failed or timed out for "https://fupload-ec2euc1.app.box.com" on a 9.5MB file (30s timeout)
-------------------------------------------------------------------------
Checking upload speed to https://fupload-ec2apne1.app.box.com
The 9.8KB file loaded in 1674ms (48 kbps).
The 97.7KB file loaded in 4392ms (182 kbps).
The 976.6KB file loaded in 23029ms (347 kbps).
Upload failed or timed out for "https://fupload-ec2apne1.app.box.com" on a 9.5MB file (30s timeout)
=========================================================================
Final User Time: 1611422128