can't get Flow account balances

Account balance failed

"0x2aef436ae96cec3" 

Trying to get account informatio fails
https://flow-view-source.com/mainnet/account/0x2aef436ae96cec3/keys
```
import FungibleToken from 0xFungibleToken

          pub fun main(addr: Address): UFix64 {
            let cap = getAccount(addr)
              .getCapability<&{FungibleToken.Balance}>(${PATH})

            if let moneys = cap.borrow() {
              return moneys.balance
            } else {
              return UFix64(0.0)
            }
          }
```
Error: failed to execute the script on the execution node execution


Also, `const info = await fcl.account("2aef436ae96cec3").catch(e => console.log(e));` throws error
```
HTTP Request Error: 
      HTTP Request Error: An error occurred when interacting with the Access API.
      error=invalid address
      hostname=https://rest-mainnet.onflow.org
      path=/v1/accounts/2aef436ae96cec3?block_height=sealed&expand=contracts,keys
      method=GET
      
      responseBody={"code":400,"message":"invalid address"}
      
      statusCode=400
...
```


Also flowscan fails to get the account information
https://flowscan.org/account/0x2aef436ae96cec3

No issue getting account flow balance using flow-cli
> flow accounts get 0x2aef436ae96cec3 --network mainnet

Address	 0x02aef436ae96cec3
Balance	 0.74146906
Keys	 1

Key 0	Public Key		 a6766c11132fd3bd948c9ef40ed0fe4f53c2bd4440dbff200010fc827cbe611597b382b423b249f6ab0289e3e8265b44e3d09686bd7a362d0fcd4e695cef41e2
	Weight			 1000
	Signature Algorithm	 ECDSA_P256
	Hash Algorithm		 SHA2_256
	Revoked 		 false
	Sequence Number 	 46
	Index 			 0

Contracts Deployed: 0


Contracts (hidden, use --include contracts