Sales order emails not sending

[shahanasnkv]

Preconditions

1. Magento 2.2.5
2. Ngnix
3. Php 7

Steps to reproduce

1. Click send email button from admin panel order details
2. Place order

Expected result

1. Email should send to customer

Actual result

1. No Email sending

Temporary solution which i found

Changing content of Magento\Sales\Model\Order\Email\ SenderBuilder
to below

protected function configureEmailTemplate()
{
$this->transportBuilder->setTemplateIdentifier($this->templateContainer->getTemplateId());
$this->transportBuilder->setTemplateOptions($this->templateContainer->getTemplateOptions());
$this->transportBuilder->setTemplateVars($this->templateContainer->getTemplateVars());
/* $this->transportBuilderByStore->setFromByStore(
$this->identityContainer->getEmailIdentity(),
$this->identityContainer->getStore()->getId()
);*/
$this->transportBuilder->setFrom(
$this->identityContainer->getEmailIdentity()
);
}

[magento-engcom-team]

Hi @shahanasnkv. Thank you for your report.
To help us process this issue please make sure that you provided the following information:

• Summary of the issue
• Information on your environment
• Steps to reproduce
• Expected and actual results

Please make sure that the issue is reproducible on the vanilla Magento instance following Steps to reproduce. To deploy vanilla Magento instance on our environment, please, add a comment to the issue:

@magento-engcom-team give me {$VERSION} instance

where {$VERSION} is version tags (starting from 2.2.0+) or develop branches (2.2-develop +).
For more details, please, review the Magento Contributor Assistant documentation.

@shahanasnkv do you confirm that you was able to reproduce the issue on vanilla Magento instance following steps to reproduce?

• yes
• no

[ghost]

@shahanasnkv, thank you for your report.
We were not able to reproduce this issue by following the steps you provided. If you'd like to update it, please reopen the issue.

[gwharton]

See PR #16461

[ihor-sviziev]

It looks like duplicate of #14952

[itsmeit268]

I have the same problem with version 2.2.5, I tried with #16461 but it does not work, does anyone have a different view